FILE PHOTO: Flags of U.S. and Ukraine are seen on the day of a meeting of German Defence Minister Boris Pistorius, U.S. counterpart Lloyd Austin and NATO Secretary General Jens Stoltenberg at Ramstein Air Base, to discuss how to help Ukraine defend itself, at Ramstein Air Base, near Ramstein-Miesenbach, Germany, January 20, 2023. REUTERS/Wolfgang Rattay/File Photo