(FILES) In this file photo taken on July 7, 2017, US President Donald Trump and Russia's President Vladimir Putin shake hands during a meeting on the sidelines of the G20 Summit in Hamburg, Germany. A long-awaited summit between US President Donald Trump and his Russian counterpart Vladimir Putin will take place in Helsinki on July 16, the Kremlin said in a statement. "An agreement has been reached that on July 16 in Helsinki there will be a meeting between the President of the Russian Federation Vladimir Putin and the President of the United States Donald Trump," the statement said. / AFP PHOTO / SAUL LOEB