San Francisco 49ers wide receiver Michael Crabtree (15) makes a catch for a 31-yard touchdown as Baltimore Ravens cornerback Cary Williams (29) and safety Bernard Pollard (31) defend during the second half of the NFL Super Bowl XLVII football game Sunday, Feb. 3, 2013, in New Orleans. (AP Photo/Gerald Herbert)

Photo by: Gerald Herbert

San Francisco 49ers wide receiver Michael Crabtree (15) makes a catch for a 31-yard touchdown as Baltimore Ravens cornerback Cary Williams (29) and safety Bernard Pollard (31) defend during the second half of the NFL Super Bowl XLVII football game Sunday, Feb. 3, 2013, in New Orleans. (AP Photo/Gerald Herbert)