David Plotz, John Dickerson and EmilyBazelon discuss the terror attacks in Brussels, the nationalpolitical races and the push for Obamacare exemptions underconsideration by the Supreme Court.The Slate Political Gabfest is broughtto you by Stamps.com. Buy and print official U.S. postage using yourown computer and printer, and save up to 50% compared to a postagemeter. Sign up for Stamps.com and get a 4-week trial and a $110 bonusoffer when you use the promo code GABFEST.And by Texture, the mobile app thatgives you full access to more than 150 of the world's most popularmagazines, anytime, using your phone or tablet. Read Vogue, People,Esquire, Time—and hundreds more—from back issues to the onecurrently on the newsstand. Right now, try Texture for free atTexture.com/political.And by Amazon. Detective Harry Bosch isback on the new season of Amazon’s Original Series Bosch, based onthe best selling novels by Michael Connelly. Stream the new seasonnow on Amazon Prime Video. Join Slate Plus! Members get bonussegments, exclusive member-only podcasts, and more. Sign up for afree trial today at www.slate.com/gabfestplus.Twitter: @SlateGabfestFacebook: facebook.com/GabfestEmail: gabfest@slate.comShow notes at slate.com/gabfestLearn more about your ad choices. Visit megaphone.fm/adchoices