All four of Atlanta's quarterbacks are expected to play in Thursday night's preseason opener against Washington, setting a pattern of frequent substitutions that should follow at other positions. Matt Ryan and top backup Matt Schaub will be the first two quarterbacks in the game, followed by Sean Renfree and Matt Sims. ''We're looking forward to everybody getting to be a part of this game and getting an evaluation on everybody, all four QBs,'' coach Dan Quinn said Tuesday. More...