FILE - In this photo taken from video provided by the Russian Defense Ministry Press Service on Thursday, Feb. 17, 2022, Su-30 fighters of the Russian and Belarusian air forces fly in a joint mission during the Union Courage-2022 Russia-Belarus military drills in Belarus. The Russian Defense Ministry said that the military will hold drills involving tactical nuclear weapons – the first time such exercise was publicly announced by Moscow. (Russian Defense Ministry Press Service via AP, File)