COPENHAGEN (Reuters) -Maersk said explosions nearby forced two ships operated by its U.S. subsidiary and carrying U.S. military supplies to turn around when they were transiting the Bab al-Mandab Strait off Yemen, accompanied by the U.S. Navy. “While en route, both ships reported seeing explosions close by and the U.S. Navy accompaniment also intercepted multiple projectiles,” Maersk said in a statement, adding it was suspending Red Sea transits by vessels of the U.S. subsidiary. A spokesperson for Yemen’s Houthi military forces said they fired ballistic missiles at several U.S. warships that …