A priest walks through Kyiv Pechersk Lavra, a Church and monastery complex in Kyiv on February 11, 2022 in Ukraine. The capital remains calm as Russia conducts joint military exercises with Belarus to the north and around the border of Ukraine. “American citizens should leave, should leave now,” Biden said in an interview with NBC News. “We’re dealing with one of the largest armies in the world. This is a very different situation and things could go crazy quickly.”