Emily Bazelon, David Plotz and John Dickerson discuss Ted Cruz and Donald Trump and the state of the Republican race for the Presidential nomination. They talk about the U.S. relationship with Iran and the water crisis in Flint Michigan.  The Slate Political Gabfest is brought to you by Casper, an online retailer of premium mattresses for a fraction of the price. Casper mattresses come with free delivery and returns within a 100-day period. And Gabfest fans can get $50 towards any mattress purchase by visiting Casper.com/political and using the promo code POLITICAL.And by ZipRecruiter. With ZipRecruiter, you can post your job to more than 100 job sites with a single click and they have an interface that's easy to use. Gabfest fans can try it for free! Go to ZipRecruiter.com/gabfest.And by Credit Karma. Do not pay for your credit score! With Credit Karma you can get your credit report, right now, absolutely free. Just visit CreditKarma.com/save to get started! There are no strings attached and no credit card is required.Join Slate Plus!Members get bonus segments, exclusive member-only podcasts, and more.Sign up for a free trial today at www.slate.com/gabfestplus.Twitter:@SlateGabfestFacebook:facebook.com/GabfestEmail:[email protected] notes atslate.com/gabfestLearn more about your ad choices. Visit megaphone.fm/adchoices