The Jim Harbaugh-Pete Carroll beef spans the Pac-10, NFC West, and parking lots

Jim Harbaugh and Pete Caroll have squared off when one was a player and the other a coach, when both were Pac-10 coaches, and when both were taking NFC West teams to the Super Bowl. This is the sports beef version of Batman and the Joker. Or Batman and Batman. Or Joker and Joker? You get the idea. Subscribe: Check out our full video catalog: Visit our playlists: Like SB Nation on Facebook: Follow on Twitter: https://go