Russians study Islamic video threatening Olympics
1 of 1
In this Monday, Dec. 30, 2013 file photo an ambulance leaves the site of an explosion after a bomb blast tore through the trolleybus, background, in the city of Volgograd.
Photos: Football: Hawaii vs. UNLV, Nov. 22
Photos: Football: Senior walk festivities, Nov. 22
Photos: Volleyball: Hawaii vs. Cal Poly, Nov. 22
More Photo Galleries »