Michigan Voters Reveal Trump's and Biden's Perils

Donald Trump wins the GOP primary with two-thirds of the vote, while continuing to antagonize backers of Nikki Haley, who took 27%. Meantime, more than 100,000 Democrats cast ballots for "uncommitted," as Robert F. Kennedy Jr. nears ballot qualification in Georgia and Arizona. Plus, the Supreme Court debates whether the ATF can decree that "bump stocks" are machine guns.  Learn more about your ad choices. Visit megaphone.fm/adchoices