“Filed to ESPN: Andrew Luck has informed the Colts he is retiring from the NFL, per source. There will be a press conference Sunday to make it official, but Luck is mentally worn down, and now checking out.”

Patriots RB Rhamondre Stevenson will not be starting in Week 5, per HC Jerod Mayo. Gibson will start & Stevenson will still play.

The Raiders are listing WR Davante Adams (hamstring) and RB Zamir White (groin) as out for Sunday’s game vs. the Broncos, per @AdamSchefter

Packers WRs Romeo Doubs and Christian Watson are doubtful vs the Rams, per @AdamSchefter

Giants RB Devin Singletary (groin) has been listed as doubtful for Week 5.

Jaylen Warren (knee) is not expected to play in Week 5 against the Cowboys, per @FarabaughFB.

Colts QB Joe Flacco is taking the majority of first-team reps today, per @RomeovilleKid Richardson suffered a hip injury during last week’s game.

The Colts have ruled out RB Jonathan Taylor for Sunday’s game against the Jaguar, per @AdamSchefter

Cardinals TE Trey McBride has cleared concussion protocol and will play vs. the 49ers, per HC Jonathan Gannon.