to slap back. it is slapping tariffs on exports in response to president trump's tariffs on imported steel and aluminum. it heightening fears of a trade war between the world's two largest economies. and president trump claims there will be no deal for dreamers and plans to pull out of nafta unless mechanics co protects the border. new cnn's reporting of who had mr. trump's ear over the weekend. david shulkin says he was fired. the white house insisted he resigned. he will join us live in the next hour. president trump back after the holiday weekend with his staff shrinking. he is calling his own shots and