Supporters of U.S. Republican presidential candidate and former Massachusetts Governor Mitt Romney hold signs while they cheer as Romney wins the Arizona Primary in Phoenix

 
Supporters of U.S. Republican presidential candidate and former Massachusetts Governor Mitt Romney hold signs while they cheer as Romney wins the Arizona Primary in Phoenix
Supporters of Republican presidential candidate and former Massachusetts Governor Mitt Romney hold signs while they cheer as Romney wins the Arizona Primary in Phoenix, Arizona, February 28, 2012. REUTERS/Joshua Lott