San Francisco 49ers running back Frank Gore (21) runs off the field after the 49ers beat the Arizona Cardinals 20-17 in an NFL football game in Santa Clara, Calif., Sunday, Dec. 28, 2014.
San Francisco 49ers running back Frank Gore (21) runs off the field after the 49ers beat the Arizona Cardinals 20-17 in an NFL football game in Santa Clara, Calif., Sunday, Dec. 28, 2014. Marcio Jose Sanchez AP
San Francisco 49ers running back Frank Gore (21) runs off the field after the 49ers beat the Arizona Cardinals 20-17 in an NFL football game in Santa Clara, Calif., Sunday, Dec. 28, 2014. Marcio Jose Sanchez AP