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CHICAGO - AUGUST 25: (FILE PHOTO) Cedric Benson #32 of the Chica... Getty Images
San Francisco 49ers linebacker Parys Haralson, right, is held of... (AP Photo/Paul Sakuma)
San Francisco 49ers quarterback Alex Smith (11) talks with 49ers... (AP Photo/Paul Sakuma)
San Francisco 49ers' Vernon Davis watches football minicamp in S... (AP Photo/Paul Sakuma)
San Francisco 49ers running back Frank Gore walks off the field ... (AP Photo/Paul Sakuma)
San Francisco 49ers' Isaac Bruce runs with the football during f... (AP Photo/Paul Sakuma)
San Francisco 49ers head coach Mike Nolan answers questions duri... (AP Photo/Paul Sakuma)
San Francisco 49ers second-round draft pick, offensive guard Chi... (AP Photo/Paul Sakuma)
San Francisco 49ers head coach Mike Nolan gestures during footba... (AP Photo/Paul Sakuma)
San Francisco 49ers quarterback Alex Smith smiles after football... (AP Photo/Paul Sakuma)
San Francisco 49ers quarterback Alex Smith passes during footbal... (AP Photo/Paul Sakuma)