Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/pbs-newshour-full-episode-dec-9-2015 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Wednesday on the News Hour... Wednesday on the NewsHour, a look at how Republican leaders are distancing themselves from party frontrunner Donald Trump. Also: Affirmative Action returns to the Supreme Court, a look at the accuracy of polls and what we should read into them, Greek police round up migrants on the Macedonia border and linking stress with asthma in children. Listen to the Broadcast Subscribe to the Full Show Podcast Segments From This Episode Polls offer a snapshot, but not always reliable predictions 11 min Blocked by the Balkans, where will migrants stranded in Greece go? What’s different about the latest challenge to affirmative action? 10 min Living with stress for too long may be giving kids asthma 8 min News Wrap: Planned Parenthood attacker shouts ‘I’m guilty’ in court What Trump’s divisive talk means for the GOP 7 min