Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/pbs-newshour-full-episode-august-21-2015 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Friday on the News Hour... Thursday on the NewsHour, stocks plunge on Wall Street amid fears of a decline in China and falling oil prices. Also: Women warriors make Army Ranger history, what the Ashley Madison hack says about online privacy, why a former Mossad chief supports the Iran nuclear deal, Arizona State University focuses on low-income students and the analysis of Mark Shields and Michael Gerson. Listen to the Broadcast Subscribe to the Full Show Podcast Segments From This Episode News Wrap: Airstrike kills Islamic State's second-in-command 6 min Will Wall Street's rough week prove an overdue correction? 4 min Is the trail of secrets we leave online ever safe? 8 min Female warriors make history as first Army Ranger grads 4 min Expecting Iran to cheat is why we need this deal, says former Mossad chief 8 min Shields and Gerson on Trump's immigration politics, Carter's cancer news 13 min Opening the doors to more low-income students reshapes a university 6 min