Miss USA crowned Miss Universe 2012

Miss USA, Olivia Culpo, left, adjusts her tiara after being crowned the new Miss Universe as Miss Universe 2011, Leila Lopes, of Angola, right, looks on, during the Miss Universe competition, Dec. 19, 2012, in Las Vegas.

Pictures: Miss Universe 2012 Prelims
Pictures: Miss USA 2012

Credit: AP Photo/Julie Jacobson