Pierre Garcon a game-time decision for Redskins

Redskins coach Mike Shanahan said Thursday that wideout Pierre Garcon’s availability Sunday would be based on “pain tolerance.” If that was a shot across Garcon’s bow, the message apparently was received. Garcon (foot) was limited in practice Friday and is listed as questionable, with Shanahan calling him a “game-time decision.” “I think it’s pretty easy…