Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/tuesday-may-13-2014 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Tuesday on the News Hour... Tuesday on the NewsHour, the U.S. assisted the search for missing Nigerian girls with a manned surveillance flight. Also: the former director of the NSA discusses U.S. surveillance programs, a massive jet fuel leak at a military base prompts concern about drinking water, a debate on one economist’s controversial take on inequality and a Medal of Honor for saving lives in Afghanistan. Listen to the Broadcast Subscribe to the Full Show Podcast Segments From This Episode NewsHour asks: why do you choose basic research? News Wrap: Hundreds believed trapped in deadly Turkish coal mine disaster U.S. military sends plane to scan for abducted girls in Nigeria Debating Piketty's theory on how wealth begets wealth, widens the economic gap Former NSA director: Having surveillance tools revealed puts U.S. in greater harm Obama awards Medal of Honor to Afghan war soldier who stood by his team under ambush Does decades-long fuel leak threaten drinking water safety in Albuquerque? Tuesday, May 13, 2014