HomeBiden says threat of Putin using tactical nuclear weapons is ‘real’U.S. President Joe Biden holds secure video call with Russia’s

U.S. President Joe Biden holds secure video call with Russia’s

U.S. President Joe Biden holds virtual talks with Russia's President Vladimir Putin amid Western fears that Moscow plans to attack Ukraine, during a secure video call from the Situation Room at the White House in Washington, U.S., December 7, 2021. /The White House/Handout via REUTERS/File Photo