To endorse or not endorse. That's likely to be a question uppermost on many Republican party leaders minds, when Donald Trump heads to Capitol Hill to meet GOP leaders on Thursday. Several top Republicans have so far refused to support the billionaire, including House Speaker Paul Ryan, who last week said he wasn't ready to back Trump. But now, Ryan appears to have opened the door, in a bid to heal splits in the party. "To pretend we're unified without actually unifying then we go in the f…. READ MORE :.