Ellie Cook is a Newsweek security and defense reporter based in London, U.K. Her work focuses largely on the Russia-Ukraine war, the U.S. military, weapons systems and emerging technology.

Four US Army soldiers are missing in Eastern Europe after they disappeared on a training site in Lithuania while on NATO ...

Air Force officials at the Pentagon on Thursday did not say whether the visits would eventually expand overseas ... equal opportunity to excel will help us remain the strongest and most lethal ...