2:04 PM - Carter Kieboom (WSH) cleared waivers and was outrighted to Triple-A Rochester by the Nationals on Wednesday, Mark Zuckerman of MASNSports.com reports.

11:20 AM - Carter Kieboom (WSH) went 1-for-4 with a three-run home run, a walk and an additional run in Friday's 10-6 win over Atlanta.

10:39 AM - Carter Kieboom (WSH) is absent from the lineup for Thursday's game versus the Pirates, Bobby Blanco of MASNSports.com reports.

4:04 PM - Carter Kieboom (WSH) is not in the lineup Wednesday against the Pirates.

4:22 PM - Carter Kieboom (WSH) is out of the lineup for Monday's game against the Pirates, Andrew Golden of The Washington Post reports.

2:34 PM - Carter Kieboom (WSH) isn't in the Nationals' lineup Saturday against the Dodgers, Mark Zuckerman of MASNSports.com reports.

11:24 AM - Carter Kieboom (WSH) is out of the lineup for Sunday's game against the Marlins, Mark Zuckerman of MASNSports.com reports.

10:22 AM - Carter Kieboom (WSH) went 2-for-4 with a two-run home run in Tuesday's 5-4 win over the Blue Jays.

3:36 PM - Carter Kieboom (WSH) is out of the lineup for Monday's game against the Blue Jays, Andrew Golden of The Washington Post reports.

12:05 PM - Carter Kieboom (WSH) is starting at third base and batting fifth Thursday versus the Yankees.

10:21 AM - Carter Kieboom (WSH) went 1-for-3 with a solo home run in Tuesday's victory over the Yankees.

4:05 PM - Carter Kieboom (WSH) was recalled from Triple-A Rochester to serve as the 27th man for Sunday's Little League Classic against the Phillies, Andrew Golden of The Washington Post reports.

4:04 PM - Carter Kieboom (WSH) (oblique) was reinstated from the injured list at Triple-A Rochester on Tuesday, Bobby Blanco of MASNSports.com reports.

4:33 PM - Carter Kieboom (WSH) (oblique) is set to begin a rehab assignment Tuesday with High-A Wilmington, Mark Zuckerman of MASNSports.com reports.

4:26 PM - Carter Kieboom (WSH) (oblique) was placed on the injured list Tuesday at Triple-A Rochester, Mark Zuckerman of MASNSports.com reports.

2:48 PM - Carter Kieboom (WSH) (lat) returned to the Triple-A Syracuse lineup Tuesday and has gone 1-for-7 with a double, three walks and a run while playing in both of the team's last two games.

2:03 PM - Carter Kieboom (WSH) manager Dave Martinez said Monday that Kieboom hasn't played in any of Triple-A Rochester's last four games due to right lat soreness, Jesse Dougherty of The Washington Post reports.

1:10 PM - Carter Kieboom (WSH) activated Kieboom (shoulder) from the 10-day injured list and optioned him to Triple-A Rochester on Sunday.

4:30 PM - Carter Kieboom (WSH) (shoulder) will begin a rehab assignment with Double-A Harrisburg on Wednesday, Mark Zuckerman of MASNSports.com reports.

4:55 PM - Carter Kieboom (WSH) manager Dave Martinez said Friday that Kieboom (shoulder) is hitting in the cage and making throws across the diamond, Bobby Blanco of MASNSports.com reports.

10:00 AM - Carter Kieboom (WSH) Nationals placed Kieboom on the 10-day injured list Thursday with a right shoulder impingement.

12:11 PM - Carter Kieboom (WSH) (shoulder) is playing catch Sunday but has yet to throw across the diamond since suffering a setback two weeks ago, Jesse Dougherty of The Washington Post reports.

10:07 AM - Carter Kieboom (WSH) manager Dave Martinez said that Kieboom is dealing with shoulder discomfort and the club will slow him down and manage his return to the field, Andrew Golden of The Washington Post reports.

10:38 AM - Carter Kieboom (WSH) (elbow) is making his Grapefruit League debut Thursday versus the Marlins, Bobby Blanco of MASNSports.com reports.

1:28 PM - Carter Kieboom (WSH) (elbow) is expected to be limited to DH duties in the Nationals' early slate of Grapefruit League games, Mark Zuckerman of MASNSports.com reports.

6:39 PM - Carter Kieboom (WSH) underwent Tommy John surgery Friday, Jessica Camerato of MLB.com reports.

6:06 PM - Carter Kieboom (WSH) Dave Martinez announced Friday that Kieboom (elbow) will undergo season-ending Tommy John surgery, Jesse Dougherty of The Washington Post reports.

12:44 PM - Carter Kieboom (WSH) (elbow) has resumed throwing, Mark Zuckerman of MASNSports.com reports.

10:02 PM - Carter Kieboom (WSH) Dave Martinez said Wednesday that Kieboom (elbow) has yet to begin a throwing program, Mark Zuckerman of MASNSports.com reports.

11:44 AM - Carter Kieboom (WSH) (elbow) was expected to resume playing light catch last week, Jessica Camerato of MLB.com reports.

11:34 AM - Carter Kieboom (WSH) has been diagnosed with a sprained UCL in his elbow in addition to a flexor mass strain in his forearm, Chelsea Janes of The Washington Post reports.

2:02 PM - Carter Kieboom (WSH) said Sunday he is expected to require 4-to-6 weeks to recover from the flexor mass strain in his right elbow, Mark Zuckerman of MASNSports.com reports.

10:53 AM - Carter Kieboom (WSH) (forearm) has been shut down from baseball activities and could begin the season on the injured list, Chelsea Janes of The Washington Post reports.

9:31 PM - Carter Kieboom (WSH) has been diagnosed with a flexor mass strain in his right forearm, reports Mark Zuckerman of MASNSports.com

5:07 PM - Carter Kieboom (WSH) was scratched from the lineup for Friday's Grapefruit League matchup against the Marlins for an undisclosed reason, Mark Zuckerman of MASNSports.com reports.

12:49 PM - Carter Kieboom (WSH) will compete with Maikel Franco for the starting job at third base during spring training, Jesse Dougherty of The Washington Post reports.

11:17 AM - Carter Kieboom (WSH) (forearm) is in the lineup for Sunday's game at Cincinnati, Jesse Dougherty of The Washington Post reports.

5:58 PM - Carter Kieboom (WSH) (forearm) had an MRI come back clean and is available off the bench Saturday at Cincinnati, Pete Kerzel of MASNSports.com reports.

4:48 PM - Carter Kieboom (WSH) (forearm) remains on the bench for Saturday's game against Cincinnati.

12:03 AM - Carter Kieboom (WSH) was scratched from Friday's lineup against the Reds due to a left forearm injury, Mark Zuckerman of MASNSports.com reports.

5:36 PM - Carter Kieboom (WSH) was scratched from Friday's lineup against the Reds for an undisclosed reason.

3:35 PM - Carter Kieboom (WSH) (thumb) is starting Wednesday's game against the Marlins.

5:09 PM - Carter Kieboom (WSH) absence from the lineup for Tuesday's game against Miami is due to a jammed thumb, Mark Zuckerman of MASNSports.com reports.

4:29 PM - Carter Kieboom (WSH) is not in the lineup for Tuesday's game against the Marlins, Mark Zuckerman of MASNSports.com reports.

11:57 AM - Carter Kieboom (WSH) will sit Sunday against the Pirates.

10:39 AM - Carter Kieboom (WSH) went 4-for-8 with a double, three runs scored and an RBI across both games of Saturday's doubleheader split with the Mets.

9:00 AM - Carter Kieboom (WSH) went 2-for-4 with a solo home run and a second run scored in Monday's 7-4 loss to the Phillies.

8:21 PM - Carter Kieboom (WSH) went 0-for-3 with two strikeouts and a walk in Sunday's 9-4 loss to the Mets.

8:23 AM - Carter Kieboom (WSH) went 2-for-4 with a home run and two RBI in Wednesday's 9-5 loss to the Phillies.

9:40 AM - Carter Kieboom (WSH) went 2-for-4 with a two-run home run and a second run scored in Monday's 7-5 loss to the Phillies.

12:35 PM - Carter Kieboom (WSH) will start at third base and bat sixth Sunday against the Cubs.

3:07 PM - Carter Kieboom (WSH) Nationals recalled Kieboom from Triple-A Rochester on Saturday, Jesse Dougherty of Washington Post reports.

5:20 PM - Carter Kieboom (WSH) (knee) was placed on the 7-day minor-league injured list Monday, freelance baseball writer Byron Kerr reports.

11:01 PM - Carter Kieboom (WSH) is dealing with a knee injury and is unavailable for a promotion to the majors, Jesse Dougherty of The Washington Post reports.

12:33 PM - Carter Kieboom (WSH) has made significant progress with his swing at the Nationals' alternate training site, Maria Torres of The Athletic reports. "His batting practices look totally different than they did in spring training," Triple-A Rochester manager Matt LeCroy said Monday, "He's ready to show people that he can play."

2:02 PM - Carter Kieboom (WSH) was optioned to the alternate training site Friday.

12:56 PM - Carter Kieboom (WSH) Nationals recalled Kieboom from Triple-A Rochester ahead of Tuesday's season opener versus Atlanta, Mark Zuckerman of MASNSports.com reports.

2:51 PM - Carter Kieboom (WSH) was optioned to Triple-A Rochester on Saturday, Jesse Dougherty of The Washington Post reports.

1:34 PM - Carter Kieboom (WSH) Castro will get the start at third base for Tuesday's Grapefruit League game against the Cardinals, and the Nationals may be considering alternatives to Kieboom at the position, Mark Zuckerman of MASN Sports reports.

12:26 PM - Carter Kieboom (WSH) still appears set to be the Nationals' starting third baseman this season despite his poor spring, as potential alternative Starlin Castro has yet to take any reps at the position in camp, Matt Weyrich of NBC Sports Washington reports.

1:10 PM - Carter Kieboom (WSH) has gone 4-for-22 (.182) with only one extra-base hit, a triple, through his first nine Grapefruit League appearances.

12:58 PM - Carter Kieboom (WSH) underwent LASIK surgery over the offseason, which hitting coach Kevin Long said Tuesday is already having a noticeable effect, Mark Zuckerman of MASNSports.com reports.

10:37 AM - Carter Kieboom (WSH) made some tweaks to his batting stance in the offseason, Jesse Dougherty of The Washington Post reports.

12:26 PM - Carter Kieboom (WSH) still has the confidence of manager Dave Martinez and the Nationals' organization that he can emerge as the team's starting third baseman, Maria Torres of The Athletic reports. "It's hard to judge [] on these short snippets of games and at-bats," GM Mike Rizzo said Thursday. "We have to lean towards our evaluators who have seen him for years and progressed through the system and trust that he's the player that we think he is."

12:18 PM - Carter Kieboom (WSH) is the favorite to be the Nationals' starting third baseman, though he'll have to earn his opportunities according to manager Dave Martinez, Mark Zuckerman of MASNSports.com reports.

4:16 PM - Carter Kieboom (WSH) Nationals placed Kieboom on the 10-day injured list Wednesday with a left wrist contusion, Jessica Camerato of MLB.com reports.

3:09 PM - Carter Kieboom (WSH) (hand) remains out of the lineup Wednesday against the Phillies.

5:49 PM - Carter Kieboom (WSH) (hand) remains on the bench for the second half of Tuesday's doubleheader against Philadelphia.

12:41 PM - Carter Kieboom (WSH) (hand) will not start the first game of Tuesday's doubleheader against the Phillies.

10:16 PM - Carter Kieboom (WSH) X-rays on his left hand came back negative, Mark Zuckerman of MASNSports.com reports.

8:43 PM - Carter Kieboom (WSH) left Monday's game against the Phillies after being struck by a pitch on his left hand, Jessica Camerato of MLB.com reports.

3:26 PM - Carter Kieboom (WSH) will start at third base and will bat eighth Monday against the Phillies.

2:54 PM - Carter Kieboom (WSH) isn't in Saturday's lineup against Atlanta.

6:42 PM - Carter Kieboom (WSH) was recalled by the Nationals on Saturday and is expected to serve as the team's primary third baseman going forward, Mark Zuckerman of MASNSports.com reports.

10:52 AM - Carter Kieboom (WSH) has been swinging the bat better at the Nationals' alternate site and according to manager Dave Martinez could rejoin the big-league roster "in the next week or so", Mark Feinsand of MLB.com reports.

3:12 PM - Carter Kieboom (WSH) was sent to Washington's alternate camp site Wednesday, Mark Zuckerman of MASNSports.com reports.

11:55 AM - Carter Kieboom (WSH) will start at third base and will bat eighth Sunday against the Marlins.

11:19 AM - Carter Kieboom (WSH) went 2-for-2 with two walks and two runs scored in Thursday's win over the Blue Jays.

5:31 PM - Carter Kieboom (WSH) is out of the lineup for Monday's game against the Blue Jays.

3:36 PM - Carter Kieboom (WSH) is dealing with a groin injury but will serve as the designated hitter Saturday against the Yankees, Jesse Dougherty of The Washington Post reports.

9:43 PM - Carter Kieboom (WSH) Dave Martinez said after Saturday's exhibition game that both Kieboom and Asdrubal Cabrera will play third base this season, Jesse Dougherty of The Washington Post reports.

11:28 AM - Carter Kieboom (WSH) drew praise from manager Dave Martinez for his defensive work Tuesday, Jessica Camerato of MLB.com reports. "He looks really good. He really does," Martinez said. "I could tell that he took these last three months and really got some work done. His feet are working really well over there."

6:44 PM - Carter Kieboom (WSH) will be the Nationals' starting third baseman to open the season, Todd Dybas of NBC Sports Washington reports.

12:47 PM - Carter Kieboom (WSH) went 2-for-3 with a double and an RBI in Sunday's Grapefruit League game against the Tigers.

12:47 PM - Carter Kieboom (WSH) committed an error at third base in Saturday's Grapefruit League game, then went 0-for-3 with two strikeouts Sunday, Sam Fortier of The Washington Post reports.

12:16 PM - Carter Kieboom (WSH) Mike Rizzo said Friday that Kieboom will have an opportunity to earn the Opening Day job at third base, Mark Zuckerman of MASN Sports reports.

8:21 PM - Carter Kieboom (WSH) is "close" to being ready for the major leagues and is expected to see time at multiple positions during spring training, Mark Zuckerman of MASN Sports reports.

4:46 PM - Carter Kieboom (WSH) isn't expected to be promoted from Triple-A Fresno during the final month of the season, Jamal Collier of MLB.com reports.

10:18 AM - Carter Kieboom (WSH) went 3-for-5 with a home run, three runs scored and two RBI for Triple-A Fresno on Tuesday.

11:10 AM - Carter Kieboom (WSH) went 3-for-4 with three walks, a grand slam and a second run scored for Triple-A Fresno on Sunday.

11:10 AM - Carter Kieboom (WSH) has gone 10-for-32 (.313) with three doubles, three home runs, nine RBI and a 6:5 BB:K in nine games since being optioned back to Triple-A Fresno.

9:35 AM - Carter Kieboom (WSH) went 1-for-4 with a walk, a home run, two runs scored and two RBI for Triple-A Fresno on Thursday.

4:24 PM - Carter Kieboom (WSH) was optioned to Triple-A Fresno on Tuesday, Jamal Collier of MLB.com reports.

12:28 PM - Carter Kieboom (WSH) went 0-for-4 in Monday's 5-3 loss to the Brewers.

2:14 PM - Carter Kieboom (WSH) is not in the lineup Thursday against the Cardinals.

9:37 AM - Carter Kieboom (WSH) went 2-for-4 with a walk and a solo home run in Sunday's extra-innings win over the Padres.

12:24 PM - Carter Kieboom (WSH) went 1-for-4 with a solo home run in Friday's loss to the Padres.

2:06 PM - Carter Kieboom (WSH) was called up from Triple-A Fresno on Friday.

5:55 PM - Carter Kieboom (WSH) will be recalled from Triple-A Syracuse ahead of Friday's game against the Padres, Jesse Dougherty of The Washington Post reports.

12:22 PM - Carter Kieboom (WSH) went 2-for-4 with a walk, a double, a home run, two runs scored and four RBI for Triple-A Fresno on Tuesday.