AMERICAN FOOTBALL CONFERENCE
BUFFALO — Placed on waivers: RB Chris Douglas (from reserve/injured, injury settlement/leg).
HOUSTON — Roster addition: LB Omar Gaither (not tendered as UFA by Panthers 6/2). Reserve/injured: LB Keyaron Fox (knee).
PITTSBURGH — Placed on waivers: CB Terry Carter (from reserve/injured, injury settlement/hamstring).
SAN DIEGO — Placed on waivers: OT John Cullen; TE Patrick Doyle (injured). Roster additions: OT Anthony Davis (Virginia Destroyers, United Football League); OT Michael Toudouze (released by Colts 11/1/11).
NATIONAL FOOTBALL CONFERENCE
CHICAGO — Roster addition: DE Alex Brown (released by Saints 8/30/11).
GREEN BAY — Reserve/injured: OT Mike McCabe (hip).
SAN FRANCISCO — Placed on waivers: CB Curtis Holcomb.
TAMPA BAY — Contract terminated: DE Jayme Mitchell. Roster exemption lifted: DE Jayme Mitchell.