The Bills have lost 26-year old QB Trent Edwards for the rest of the year due to a ankle injury.  Edwards played in 8 games for the Bills this season and he completed 110 of 183 passes (60.1%) for 1,169 yards with 6 TD passes and 7 INTs (73.8 QB Rating).  He also carried the ball 14 times for 106 yards (7.6 ypc) last year.  Edwards has now played in 32 games in his three years with the Bills and he has completed 506 of 826 passes (61.3%) for 5,498 yards with 24 TD passes and 25 INTs (77.9 QB Rating).  He has also carried the ball 64 times for 272 yards (4.3 ypc) with 3 TD runs.  Edwards has the look of a back-up QB due to his inability to stay healthy.