Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/pbs-newshour-full-episode-march-17-2016 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Thursday on the News Hour... Thursday on the NewsHour, House Speaker Paul Ryan insists he won’t stand for the GOP’s presidential nomination at the RNC convention. Also: Congress grills officials on Flint’s water crisis, SCOTUS nominee Merrick Garland visits Capitol Hill, controversy over whether college athletes should be paid, SeaWorld stops breeding killer whales and how Silicon Valley is fixing its diversity problem. Listen to the Broadcast Subscribe to the Full Show Podcast Segments From This Episode News Wrap: Paul Ryan won't be GOP nominee; Putin makes threat on Syria 7 min Supreme Court nominee meets with Congressional Democrats 5 min Congress grills Michigan governor, EPA head over Flint water crisis 12 min Should the NCAA pay college athletes? 9 min No more Shamu -- SeaWorld to end breeding of killer whales 9 min