 But since, Vance has developed a close friendship with Donald Trump Jr. And his service as a Marine, his Yale law degree, and his deep connection to the base all weighed heavily in his favor. Two days after Mr. Trump was shot, party leaders are calling for unity. But a GOP leader got a frosty reception today from delegates. Mitch McConnell, top Republican in the Senate, took the stage. He was announced as an honorary senator.