Some Republicans may be urging Nikki Haley to drop her presidential bid and step aside for former President Trump — but Trump's former national security adviser, John Bolton, disagrees with them all. "I think she should stay in," he told CBS News in an interview Friday. "In fact, I think she should announce that she's gonna stay in through the [Republican] convention, no matter what happens in South Carolina, where it looks like she'll lose." Haley, he went on to say, "can carry the flag for everyone within the Republican party who doesn't want Trump to get the nomination." Yes,...