MANCHESTER, NH - JANUARY 9: A melee breaks out as Republican presidential candidate and former Pennsylvania Senator Rick Santorum and members of his family make their way to their car while unidentified individuals and Manchester police shove and push to open a clear way from the venue after Mr. Santorum make an appearance at a campaign rally at Jillian's Billiards Club in Manchester, N.H., Monday, January 9, 2012.