The Associated Press
The San Francisco 49ers and Baltimore Ravens are warming up on the field of the Superdome in New Orleans.
San Francisco coach Jim Harbaugh and Baltimore coach John Harbaugh traded a handshake, hug and some brief words at midfield as players stretched and got loose.
Kickoff is scheduled for about 6:30 p.m. Eastern Standard Time.
Copyright 2013 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.