Anthony Richardson clears concussion protocol, will start for Colts vs. Rams in Week 4

Anthony Richardson (back) did not participate in practice this week.

Quarterback Anthony Richardson (back, foot) did not participate in practice this week, but was not ruled out Friday. He is listed as questionable. 

Pierce sustained a concussion during the Colts' Week 15 game against the Denver Broncos.

The Colts (6-7) face the Denver Broncos (8-5) on Sunday at 4:25 p.m. at Empower Field at Mile High. 

Head coach Shane Steichen said Bernhard Raimann, who has missed two consecutive games, will be "good to go" for Sunday.

Raimann (knee) on Sunday will miss his second consecutive game. 

Raimann (knee) exited the Colts' Week 10 loss to the Buffalo Bills and was replaced at left tackle by rookie Matt Goncalves. 

Pittman (back, finger) did not participate in practice this week.

Raimann (concussion) did not participate in practice this week. 

Head coach Shane Steichen said running back Jonathan Taylor and defensive tackle DeForest Buckner are "tracking very well" ahead of Sunday's game in Houston. 

Taylor (ankle) will miss his third consecutive game. 

Quarterback Anthony Richardson (oblique), wide receiver Josh Downs (toe) and wide receiver Michael Pittman Jr. (back) on Friday were not ruled out for this weekend's game.