Republican presidential candidate Ted Cruz is upping his rhetorical battle with rival Donald Trump, saying the businessman is "melting down" after he came in second during Monday's Iowa caucuses. "I have to say it is interesting seeing Donald Trump, you know, just apparently melting down. He seems to be taking losing really badly," Cruz said during an interview with "The Sean Hannity Show" on Wednesday. Cruz's comments come after Trump accused the Texas Republican of committing voter fraud because Cruz's campaign erroneously suggested Ben Carson was dropping out of the race during the caucuses. Cruz apologized, saying his campaign should...