Amid criticism of his invitation by phone to Russian President Vladimir Putin to hold a meeting soon at the White House, President Donald Trump says no one is tougher on Russia than he is.  Some experts say Russia is likely seeking such a high-profile summit to dispel the perception that it is isolated internationally after the poisoning of a former Russian double agent and his daughter in Britain caused the West to expel Russian diplomats.  VOA’s Diplomatic Correspondent Cindy Saine has more.
…