Belarus’ defense ministry said the exercises, lasting through Wednesday, are to prepare for joint operations, including responses to a nuclear accident.
A preliminary U.S. intelligence assessment found the crash presumed to have killed Wagner boss Yevgeny Prigozhin was intentionally caused by an explosion.
Russian media reports Gen. Sergei Surovikin, a former commander of Moscow's forces in Ukraine, has been dismissed from his job as chief of the air force.