FILE PHOTO - NATO and U.S. flags flutter as U.S. Air Force F-22 Raptor fighter flies over the military air base in Siauliai

FILE PHOTO – NATO and U.S. flags flutter as U.S. Air Force F-22 Raptor fighter flies over the military air base in Siauliai

FILE PHOTO - NATO and U.S. flags flutter as U.S. Air Force F-22 Raptor fighter flies over the military air base in Siauliai, Lithuania, April 27, 2016. REUTERS/Ints Kalnins

February 27, 2018 2:25 PM (UTC+8)