Baltimore Ravens quarterback Joe Flacco walks on the field before the NFL football AFC Championship football game against the New England Patriots in Foxborough, Mass., Sunday, Jan. 20, 2013. (AP ... more 

Baltimore Ravens quarterback Joe Flacco walks on the field before the NFL football AFC Championship football game against the New England Patriots in Foxborough, Mass., Sunday, Jan. 20, 2013. (AP Photo/Matt Slocum) less