Miss USA Olivia Culpo crowned Miss Universe

Miss Venezuela, Irene Sofia Esser Quintero, right, reacts as a hair stylist touches up her hair with hairspray while waiting during a commercial break with Miss Australia, left, Renae Ayris, and Miss Philippines Janine Tugonon, during the Miss Universe pageant, Wednesday, Dec. 19, 2012, in Las Vegas. (AP Photo/Julie Jacobson)