endall Hunter #32 of the San Francisco 49ers is tackled by Tyvon Branch #33 of the Oakland Raiders at Candlestick Park on August 20, 2011 in San Francisco, California. (Photo by Ezra Shaw/Getty Images)
Oakland Raiders v San Francisco 49ers
Oakland Raiders v San Francisco 49ers
Oakland Raiders v San Francisco 49ers
Oakland Raiders v San Francisco 49ers
Oakland Raiders v San Francisco 49ers
Oakland Raiders v San Francisco 49ers
Oakland Raiders v San Francisco 49ers
Oakland Raiders v San Francisco 49ers
Kendall Hunter #32 of the San Francisco 49ers is tackled by DeMarcus Van Dyke #38 of the Oakland Raiders at Candlestick Park on August 20, 2011 in San Francisco, California. (Photo by Ezra Shaw/Getty Images)
Oakland Raiders v San Francisco 49ers
Houston Texans v San Francisco 49ers
Houston Texans v San Francisco 49ers
Houston Texans v San Francisco 49ers
Bruce Miller #49 of the San Francisco 49ers gets tackled by Brooks Reed #58 of the Houston Texans
Houston Texans v San Francisco 49ers
Chris Culliver #29 of the San Francisco 49ers returning a kick off gets tackled by Shiloh Keo #31 of the Houston Texans during an NFL pre-season football game at Candlestick Park August 27, 2011 in San Francisco. (Thearon W. Henderson/Getty Images)
San Francisco 49ers v San Diego Chargers
San Francisco 49ers v San Diego Chargers
San Francisco 49ers v San Diego Chargers
Seattle Seahawks v San Francisco 49ers
Seattle Seahawks v San Francisco 49ers
Seattle Seahawks v San Francisco 49ers
Seattle Seahawks v San Francisco 49ers
Seattle Seahawks v San Francisco 49ers
Seattle Seahawks v San Francisco 49ers
Seattle Seahawks v San Francisco 49ers
Seattle Seahawks v San Francisco 49ers
Seattle Seahawks v San Francisco 49ers
Seattle Seahawks v San Francisco 49ers
Seattle Seahawks v San Francisco 49ers
Seattle Seahawks v San Francisco 49ers
Seattle Seahawks v San Francisco 49ers
A general view during a San Francisco 49ers game at Candlestick Park. (Photo by Ezra Shaw/Getty Images)
Seattle Seahawks v San Francisco 49ers
Alex Boone #75 and Anthony Davis #76 of the San Francisco 49ers line up. (Photo by Ezra Shaw/Getty Images)
Seattle Seahawks v San Francisco 49ers
Dallas Cowboys v San Francisco 49ers
Dallas Cowboys v San Francisco 49ers
Dallas Cowboys v San Francisco 49ers
Dallas Cowboys v San Francisco 49ers
Dallas Cowboys v San Francisco 49ers
Dallas Cowboys v San Francisco 49ers
Dallas Cowboys v San Francisco 49ers
Dallas Cowboys v San Francisco 49ers
Dallas Cowboys v San Francisco 49ers
Dallas Cowboys v San Francisco 49ers
Dallas Cowboys v San Francisco 49ers
Vernon Davis #85 of the San Francisco 49ers runs after a catch past Sean Lee #50 of the Dallas Cowboys at Candlestick Park on September 18, 2011. (Photo by Jed Jacobsohn/Getty Images)
Dallas Cowboys v San Francisco 49ers
(Jed Jacobsohn/Getty Images)
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
Cedric Benson #32 of the Cincinnati Bengals breaks through the line in the first half against the San Francisco 49ers at Paul Brown Stadium on September 25, 2011 in Cincinnati, Ohio. San Francisco defeated Cincinnati 13-8. (Photo by Jamie Sabau/Getty Images)
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Cincinnati Bengals
San Francisco 49ers v Philadelphia Eagles
San Francisco 49ers v Philadelphia Eagles
San Francisco 49ers v Philadelphia Eagles
San Francisco 49ers v Philadelphia Eagles
San Francisco 49ers v Philadelphia Eagles
San Francisco 49ers v Philadelphia Eagles
San Francisco 49ers v Philadelphia Eagles
Running back Frank Gore #21 of the San Francisco 49ers is tackled by cornerback Nnamdi Asomugha #24 of the Philadelphia Eagles during an NFL football game at Lincoln Financial Field on October 2, 2011 in Philadelphia, Pennsylvania. (Photo by Rich Schultz /Getty Images)
San Francisco 49ers v Philadelphia Eagles
San Francisco 49ers v Philadelphia Eagles
San Francisco 49ers v Philadelphia Eagles
(Photo by Rich Schultz /Getty Images)
San Francisco 49ers v Philadelphia Eagles
Tampa Bay Buccaneers v San Francisco 49ers
Tampa Bay Buccaneers v San Francisco 49ers
An injured 49er is attended to on the field. (Ezra Shaw/Getty Images)
Tampa Bay Buccaneers v San Francisco 49ers
Tampa Bay Buccaneers v San Francisco 49ers
Tampa Bay Buccaneers v San Francisco 49ers
Tampa Bay Buccaneers v San Francisco 49ers
Tampa Bay Buccaneers v San Francisco 49ers
Tampa Bay Buccaneers v San Francisco 49ers
Tampa Bay Buccaneers v San Francisco 49ers
San Francisco 49ers v Philadelphia Eagles
San Francisco 49ers v Philadelphia Eagles
San Francisco 49ers v Philadelphia Eagles
San Francisco 49ers v Philadelphia Eagles
San Francisco 49ers v Philadelphia Eagles
Tampa Bay Buccaneers v San Francisco 49ers
Tampa Bay Buccaneers v San Francisco 49ers
Tampa Bay Buccaneers v San Francisco 49ers
San Francisco 49ers v Detroit Lions
San Francisco 49ers v Detroit Lions
San Francisco 49ers v Detroit Lions
San Francisco 49ers v Detroit Lions
San Francisco 49ers v Detroit Lions
San Francisco 49ers v Detroit Lions
San Francisco 49ers v Detroit Lions
DETROIT - OCTOBER 16: Jim Harbaugh head coach of the San Francisco 49ers argues with Jim Schwartz of the Detroit Lions during the NFL game at Ford Field on October 16, 2011 in Detroit, Michigan. The 49ers defeated the Lions 25-19. (Photo by Leon Halip/Getty Images)
San Francisco 49ers v Detroit Lions
Brian Jennings #86 and Alex Boone #75 of the San Francisco 49ers celebrate after a 49er win. (Photo by Leon Halip/Getty Images)
San Francisco 49ers v Detroit Lions
Patrick Willis #52, NaVorro Bowman #53 and Justin Smith #94 of the San Francisco 49ers tackle Jahvid Best #44 of the Detroit Lions during the second quarter of the NFL game at Ford Field on October 16, 2011 in Detroit, Michigan. The 49ers defeated the Lions 25-19. (Photo by Leon Halip/Getty Images)
San Francisco 49ers v Detroit Lions
Cleveland Browns v San Francisco 49ers
Cleveland Browns v San Francisco 49ers
Cleveland Browns v San Francisco 49ers
Cleveland Browns v San Francisco 49ers
Frank Gore #21 of the San Francisco 49ers points to the crowd before running onto the field for their game against the Cleveland Browns at Candlestick Park on October 30, 2011 in San Francisco, California. (Photo by Ezra Shaw/Getty Images)
Cleveland Browns v San Francisco 49ers
Cleveland Browns v San Francisco 49ers
Cleveland Browns v San Francisco 49ers
Cleveland Browns v San Francisco 49ers
San Francisco 49ers v Washington Redskins
San Francisco 49ers v Washington Redskins
(Photo by Patrick Smith/Getty Images)
San Francisco 49ers v Washington Redskins
San Francisco 49ers v Washington Redskins
San Francisco 49ers v Washington Redskins
San Francisco 49ers v Washington Redskins
Former head coaches Jim Harbaugh of the San Francisco 49ers (left) and Mike Shanahan of the Washington Redskins shake hands after the game at FedExField on November 6, 2011 in Landover, Maryland. The San Francisco 49ers won, 19-11. (Photo by Patrick Smith/Getty Images)