Osweiler announced his retirement Wednesday, Mike Klis of 9News Denver reports.

Osweiler threw for 1247 yards, six touchdowns and four interceptions during the 2018 season.

Osweiler (back) is listed as active for Sunday's game against the Jaguars, the Miami Herald reports.

The Dolphins added Osweiler to their injury report hours before Sunday's game against the Jaguars with a back issue, Barry Jackson of the Miami Herald reports. He's considered questionable for the contest.

Osweiler is in line to serve as the Dolphins' backup quarterback Sunday against the Colts with coach Adam Gase naming Ryan Tannehill (shoulder) the Week 12 starter, Adam H. Beasley and Jordan McPherson of the Miami Herald report.

Osweiler seems likely to get another start Week 10 in Green Bay, Cameron Wolfe of ESPN.com reports.

Osweiler has been named as the starter for Sunday's game against the Jets, Adam Schefter of ESPN reports.

With Ryan Tannehill (shoulder) still not throwing as of Wednesday, "all indications are (that) Osweiler is starting again this week," according to Adam H. Beasley of the Miami Herald.

Osweiler completed 22 of 31 passes for 239 yards and two touchdowns during Sunday's 32-21 loss to the Lions. He added a two-yard run during the contest.

Osweiler will back up Ryan Tannehill during Sunday's game against the Titans, Cameron Wolfe of ESPN.com reports.