A South Korean Air Force solider directs a FA-50 Golden Eagle fighter jet, manufactured by Korea Aerospace Industries Ltd. and Lockheed Martin Corp., during the Max Thunder Air Exercise, a bilateral training exercise between the South Korean and U.S. Air Force, at a U.S. air base in Gunsan, South Korea, on Thursday, April 20, 2017. U.S. Vice President??Mike Pence??issued a fresh warning to North Korea from the deck of a U.S. aircraft carrier in Japan, hours after reports emerged that the approaching "armada" that President??Donald Trump??touted last week was still thousands of miles away. Photographer: SeongJoon Cho/Bloomberg