U.S. Navy Seaman Amir Shaheed and Boatswain's Mate Seaman Brad Warring take cover after removing the chalks and chains from a French Marine Nationale NHIndustries NH90 NFH helicopter during flight quarters aboard the guided missile destroyer USS "Ross" (DDG-71) in the Atlantic Ocean. "Ross" was taking part in Exercise Joint Warrior 15-2, a United Kingdom-led semi-annual multinational cooperative training exercise designed to provide NATO and allied forces with a unique multi-warfare environment in which to prepare for global operations.