Baltimore Ravens president Dick Cass, from left, head coach John Harbaugh, general manager and executive vice president Ozzie Newsome and owner Steve Bisciotti speak alongside the Vince Lombardi Trophy at an NFL football news conference on Thursday, Feb. 7, 2013, in Owings Mills, Md. The Ravens beat the San Francisco 49ers 34-31 in Super Bowl XLVII last Sunday. (AP Photo/Patrick Semansky)
Baltimore Ravens quarterback Joe Flacco (5) holds up the Vince Lombardi Trophy after defeating the San Francisco 49ers 34-31 in the NFL Super Bowl XLVII football game Sunday, Feb. 3, 2013, in New Orleans. (AP Photo/Patrick Semansky)
Baltimore Ravens safety Ed Reed celebrates with the Vince Lombardi Trophy after their 34-31 win against the San Francisco 49ers in the NFL Super Bowl XLVII football game, Sunday, Feb. 3, 2013, in New Orleans. (AP Photo/Julio Cortez)
Baltimore Ravens wide receiver Anquan Boldin (81) stiff-arms San Francisco 49ers cornerback Chris Culliver (29) during the second half of the NFL Super Bowl XLVII football game, Sunday, Feb. 3, 2013, in New Orleans. (AP Photo/Gene Puskar)
Baltimore Ravens quarterback Joe Flacco speaks at a news conference at the team's practice facility in Owings Mills, Md., Monday, March 4, 2013. Flacco agreed to a contract that will make him the richest quarterback in NFL history after leading the Ravens to a Super Bowl XLVII victory over the San Francisco 49ers. (AP Photo/Patrick Semansky)
Baltimore Ravens quarterback Joe Flacco speaks at a news conference at the team's practice facility in Owings Mills, Md., Monday, March 4, 2013. Flacco agreed to a contract that will make him the richest quarterback in NFL history after leading the Ravens to a Super Bowl XLVII victory over the San Francisco 49ers. (AP Photo/Patrick Semansky)
Baltimore Ravens quarterback Joe Flacco holds up the Vince Lombardi Trophy after their 34-31 win against the San Francisco 49ers in the NFL Super Bowl XLVII football game Sunday, Feb. 3, 2013, in New Orleans. (AP Photo/Marcio Sanchez)
President Obama gets ready to toss a football in this photo posted on his Twitter feed moments before the Super Bowl kickoff between the Ravens and 49ers. It was taken in 2010.
Baltimore Ravens wide receiver Jacoby Jones (12) dances after scoring a touchdown against the San Francisco 49ers in Super Bowl XLVII in New Orleans on Sunday, Feb. 2, 2013. Mr. Jones is the newest contestant on TV's "Dancing With the Stars." (AP Photo/Elaine Thompson)
