Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/pbs-newshour-full-episode-july-7-2015 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Tuesday on the News Hour... Tuesday on the NewsHour, another deadline passes with a final Iran nuclear agreement still out of reach. Also: Suicides and other preventable deaths on the rise in Greece, cities grapple with a surge of summer violence, a Bill Cosby confession about drugs and sex comes to light, studying undersea volcanoes with sensors and cameras, plus a Cuban poet who is also the son of Che Guevara. Listen to the Broadcast Subscribe to the Full Show Podcast Segments From This Episode To study Earth’s most extreme environment, researchers wire up an undersea volcano 8 min News Wrap: Afghanistan confirms direct talks with Taliban 9 min Che Guevara’s son on Cuba’s coming identity crisis 5 min Why the Greek crisis is a matter of life and death for some 8 min Bill Cosby’s prior Quaalude confession may have legal repercussions 7 min How do you cool down urban violence when summer heats up? 10 min Tense and fatigued, negotiators extend Iran nuclear talks past deadline 6 min