On Capitol Hill, Trump and Ryan break the ice but differences remain

By Steve Holland and Susan Cornwell WASHINGTON (Reuters) - U.S. House of Representatives Speaker Paul Ryan stopped short of endorsing Republican presidential candidate Donald Trump on Thursday in talks toward healing fissures in the party over the billionaire's combative campaign for the White House. The insurgent candidate and the leader of establishment Republicans cast a positive spin on a meeting they held at the Republican National Committee on Capitol Hill as Trump sought to rally more par