U.S. President Joe Biden warned Thursday that Russia could still invade Ukraine within days and Russia expelled the No. 2 diplomat at the U.S. Embassy in Moscow, as tensions flared anew in the worst East-West standoff in decades.
NATO allies accused Russia of misleading the world by saying it was returning some troops to their bases but instead moved in thousands of new ones. The pullout pledge was among Russian gestures this week that briefly cooled temperatures. Russia is believed to have some 150,000 military forces around Ukraine’s borders, raising fears…