SANAA - Two suicide bombers blew themselves up in two mosques in the Yemeni capital Sanaa on Friday during noon prayers, killing and wounding dozens of worshippers, a police source and witnesses told Reuters. The mosques in central Sanaa are known to be used mainly by supporters of the Shi'ite Muslim Houthi group which dominates Yemen. According to initial reports, at least 16 people were killed in the attacks.