From left, German Defence Minister Boris Pistorius, U.S. Chairman of the Joint Chiefs of Staff Mark Milley, U.S. Defense Secretary Lloyd Austin, and Ukrainian Minister of Defense Oleksii Reznikov, attend the opening meeting of the ‘Ukraine Defense Contact Group’ at Ramstein Air Base in Ramstein, Germany, Friday, April 21, 2023. The U.S. will begin training Ukrainian forces how to use and maintain Abrams tanks in the coming weeks, as the U.S. continues to speed up its effort to get them onto the battlefield as quickly as possible, U.S. officials said Friday. (AP Photo/Matthias Schrader)