‘You could argue the Bills’ biggest needs are still on the defensive side of the ball, even with offseason moves to acquire defensive tackle Marcus Stroud in a trade with Jacksonville and linebacker Kawika Mitchell, signed as a free agent from the Super Bowl champion New York Giants. However, with second-year quarterback Trent Edwards going into the season as the clear-cut No. 1 man under center, the offense, which also ranked near the bottom of the NFL in 2007, could use a big jolt in the name of big receiver.’