4:46 PM - Shane Zylstra (Det) (knee) re-signed with the Lions on Monday.

6:25 PM - Shane Zylstra (Det) (knee) cleared waivers Wednesday and has reverted to Detroit's injured reserved.

7:32 PM - Shane Zylstra (Det) injured his knee Monday, Ian Rapoport of NFL Network reports.

5:34 PM - Shane Zylstra (Det) Lions re-signed Zylstra, who was an exclusive rights free agent, on Monday, Aaron Wilson of KPRC 2 Houston reports.

6:03 PM - Shane Zylstra (Det) signed Zylstra from its practice squad to the active roster Saturday ahead of Sunday's game at Chicago.

10:42 PM - Shane Zylstra (Det) was elevated from Detroit's practice squad to the active roster ahead of Sunday's matchup against the Dolphins.

7:52 PM - Shane Zylstra (Det) was signed to a reserve/future contract with the Falcons on Monday.

2:29 PM - Shane Zylstra (Det) suffered a fractured kneecap in the Lions' loss to the Falcons on Sunday, Adam Schefter of ESPN reports.

3:14 PM - Shane Zylstra (Det) (knee) has been ruled out for the remainder of Sunday's contest against the Falcons.

11:30 PM - Shane Zylstra (Det) was bumped up from the practice squad Saturday as a COVID-19 replacement.

7:52 PM - Shane Zylstra (Det) secured his only target for 16 yards during Sunday's 30-12 win over Arizona.

7:27 PM - Shane Zylstra (Det) was activated from Detroit's practice squad Friday, while fellow Lions tight end T.J. Hockenson (thumb) was placed on IR after season-ending surgery.

1:08 PM - Shane Zylstra (Det) caught two of six targets for 18 yards during Sunday's loss to Denver.

10:21 AM - Shane Zylstra (Det) Lions elevated Zylstra from the practice squad to their active roster Saturday, Chris Burke of Athletic reports.

12:04 PM - Shane Zylstra (Det) did not log any snaps on offense during Sunday's 19-17 loss to Minnesota.

5:39 PM - Shane Zylstra (Det) was elevated from the Lions' practice squad Saturday.