Advocates working to stop Donald Trump admitted Tuesday that Trump's victory in Indiana makes it harder for them to take him down now. Yet, they vowed to keep fighting. In a statement to reporters Tuesday, Never Trump PAC's senior adviser Rory Cooper said "obviously Trump's victory in Indiana makes the road ahead more challenging." "We will continue to seek opportunities to oppose his nomination and draw a clear line between him and the values of the conservative cause," Cooper said in the statement. "If nominated, he will lose in historic fashion, threatens down ballot campaigns and likely usher in a...