San Francisco 49ers quarterback Colin Kaepernick speaks to reporters at the team's NFL football training facility in Santa Clara, Calif., Tuesday, Feb. 5, 2013. The 49ers lost to the Baltimore Ravens 34-31 in NFL football's Super Bowl XLVII on Sunday. (AP Photo/Jeff Chiu)

Photo by: Jeff Chiu

San Francisco 49ers quarterback Colin Kaepernick speaks to reporters at the team's NFL football training facility in Santa Clara, Calif., Tuesday, Feb. 5, 2013. The 49ers lost to the Baltimore Ravens 34-31 in NFL football's Super Bowl XLVII on Sunday. (AP Photo/Jeff Chiu)