Trump causing headaches for GOP leaders

DAYTONA BEACH, Fla. — Donald Trump's scorched-earth, take-no-prisoners presidential campaign has GOP leaders in knots, but the renegade real estate mogul indicated at a raucous town hall event Wednesday that he has no plans to dial back his message. "The campaign is doing really well — it's never been so well united — it's the best in terms of being united since we began," Trump told the crowd.

DAYTONA BEACH, Fla. — Donald Trump's scorched-earth, take-no-prisoners presidential campaign has GOP leaders in knots, but the renegade real estate mogul indicated at a raucous town hall event Wednesday that he has no plans to dial back his message. "The campaign is doing really well — it's never been so well united — it's the best in terms of being united since we began," Trump told the crowd.…