AMERICAN FOOTBALL CONFERENCE 

BALTIMORE — Roster addition: S Anthony Levine (from Ravens practice squad). Reserve/injured: S Christian Thompson (knee). Practice-squad addition: S Omar Brown.

HOUSTON — Placed on waivers: S Troy Nolan. Activated: LB Darryl Sharpton (from reserve/physically unable to perform).

KANSAS CITY — Roster addition: OG Rich Ranglin (from Chiefs practice squad). Reserve/injured: TE Jake O’Connell (ankle).

NEW ENGLAND — Placed on waivers: WR Deion Branch; CB Malcolm Williams. Roster addition: WR Greg Salas (from Patriots practice squad). Practice-squad deletion: WR Jarred Fayson. Roster exemption lifted: CB Aqib Talib (from exempt/commissioner permission).

NATIONAL FOOTBALL CONFERENCE

DALLAS — Activated: C Kevin Kowalski (from reserve/physically unable to perform). Reserve/injured: S Matt Johnson (designated for return/hamstring).

DETROIT — Activated: CB Drayton Florence (from reserve/injured, designated for return/foot). Reserve/injured: S Amari Spievey (concussion).

ST. LOUIS — Roster addition: TE Cory Harkey (from Rams practice squad).

TAMPA BAY — Placed on waivers: LB Markus White. Roster addition: DE Matthew Masifilo (from 49ers practice squad).