NFL Playoffs: Packers vs. 49ers

Green Bay Packers cornerback Sam Shields (37) returns an interception for a touchdown as he dives past San Francisco 49ers quarterback Colin Kaepernick (7) during the first quarter of an NFC divisional playoff NFL football game in San Francisco, Saturday, Jan. 12, 2013. (AP Photo/Ben Margot)

Divisional Playoffs - Green Bay Packers v San Franciso 49ers

SAN FRANCISCO, CA - JANUARY 12: Quarterback Colin Kaepernick #7 of the San Francisco 49ers celebrates with running back LaMichael James #23 after running the ball for a touchdown against the Green Bay Packers in the third quarter during the NFC Divisional Playoff Game at Candlestick Park on January 12, 2013 in San Francisco, California. (Photo by Stephen Dunn/Getty Images)

San Francisco 49ers quarterback Colin Kaepernick (7) runs for a 56-yard touchdown against the Green Bay Packers during the third quarter of an NFC divisional playoff NFL football game in San Francisco, Saturday, Jan. 12, 2013. (AP Photo/Marcio Jose Sanchez)

Divisional Playoffs - Green Bay Packers v San Franciso 49ers

SAN FRANCISCO, CA - JANUARY 12: Running back Frank Gore #21 of the San Francisco 49ers celebrates with his teammates after scoring a touchdown in the fourth quarter against the Green Bay Packers during the NFC Divisional Playoff Game at Candlestick Park on January 12, 2013 in San Francisco, California. (Photo by Harry How/Getty Images)

Divisional Playoffs - Green Bay Packers v San Franciso 49ers

SAN FRANCISCO, CA - JANUARY 12: Running back Frank Gore #21 of the San Francisco 49ers celebrates after scoring a touchdown in the fourth quarter against the Green Bay Packers during the NFC Divisional Playoff Game at Candlestick Park on January 12, 2013 in San Francisco, California. (Photo by Stephen Dunn/Getty Images)