Colts QB Anthony Richardson suffers concussion in first half vs
Rookies face off, Colts vs. Texans
Colts' Steichen gives update on QB Anthony Richardson's injury
Richardson scores twice before leaving with concussion as Colts
Colts lose Anthony Richardson in first half but still win 31-20
Houston Texans: 5 takeaways from loss to Indianapolis Colts
Anthony Richardson injury: Colts QB knocked from game with concussion
Colts QB Anthony Richardson in protocol after self-reporting