Detroit Lions' Matthew Stafford throws against the Buffalo Bills during the the first half of a preseason NFL football game at Ralph Wilson Stadium in Orchard Park, N.Y., Thursday, Sept. 3, 2009. (AP Photo/ David Duprey)

Detroit Lions' Chris Roberson (33) intercepts a pass intended for Buffalo Bills' Roscoe Parrish during the first half of a preseason NFL football game at Ralph Wilson Stadium in Orchard Park, N.Y., Thursday, Sept. 3, 2009. (AP Photo/ David Duprey)

Buffalo Bills quarterback Ryan Fitzpatrick passes against the Detroit Lions during the first half of a preseason NFL football game at Ralph Wilson Stadium in Orchard Park, N.Y., Thursday, Sept. 3, 2009. (AP Photo/ David Duprey)

Detroit Lions' Maurice Morris (28) reverses direction under pressure from Buffalo Bills' John McCargo (97) and Derrick Jones (65) during the first half of a preseason NFL football game at Ralph Wilson Stadium in Orchard Park, N.Y., Thursday, Sept. 3, 2009. (AP Photo/David Duprey)

Buffalo Bills mascot Billy Buffalo jumps over the wall into the stands and greets some fans during the Bills' preseason NFL football game against the Detroit Lions at Ralph Wilson Stadium in Orchard Park, N.Y., Thursday, Sept. 3, 2009. (AP Photo/David Duprey)

Detroit Lions coach Jim Schwartz watches the first half of an NFL preseason football game against the Buffalo Bills at Ralph Wilson Stadium in Orchard Park, N.Y., Thursday, Sept. 3, 2009. (AP Photo/David Duprey)

Detroit Lions' Dane Looker (87) can't make the catch under pressure from Buffalo Bills' Reggie Corner (27) during the preseason NFL football game at Ralph Wilson Stadium in Orchard Park, N.Y., Thursday Sept. 3, 2009. (AP Photo/Dean Duprey)

Detroit Lions tight end Casey FitzSimmons makes a catch against the Buffalo Bills during an NFL preseason football game at Ralph Wilson Stadium in Orchard Park, N.Y., Thursday, Sept. 3, 2009. The Lions won 17-6. (AP Photo/Don Heupel)

Carolina Panthers head coach John Fox looks on from the sidelines in the second half against the Pittsburgh Steelers during a preseason NFL football game at Bank of America Stadium in Charlotte, N.C., Thursday, Sept. 3, 2009. (AP Photo/Chuck Burton)

Detroit Lions cornerback Ramzee Robinson, left, intercepts a pass intended for Buffalo Bills wide receiver Steve Johnson during the second half of an NFL preseason football game at Ralph Wilson Stadium in Orchard Park, N.Y., Thursday, Sept. 3, 2009. The Lions won 17-6. (AP Photo/Don Heupel)