Wall Street’s main indexes were set to fall on Monday after a bruising selloff last week, as the prospect of a Russian attack on Ukraine roiled global markets ahead of a Federal Reserve policy meeting later this week. The highly anticipated meeting concludes on Wednesday and the market will pay close attention to how worried the Fed is over surging inflation and how aggressive the U.S. central bank will be in trying to contain it. Fed funds futures traders are fully pricing in a 25 basis point hike in March, in addition to three more rate increases by year-end. The U.S. State Department announced on Sunday it was ordering diplomats’ family members to leave Ukraine, as U.S. President Joe Biden weighed options for boosting America’s military assets in Eastern Europe to counter a buildup of Russian troops. The order was one of the clearest signs yet that American officials are …