Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/pbs-newshour-full-episode-july-31-2015 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Friday on the News Hour... Friday on the NewsHour, a promising development in the search for an Ebola vaccine. Also: Opening doors to higher ed for inmates, Georgia under scrutiny for segregating students with disabilities and behavioral issues, the military’s plan to replace aging submarines, Shields and Brooks analyze this week’s news and how Gore Vidal and William F. Buckley changed American political discourse. Listen to the Broadcast Subscribe to the Full Show Podcast Segments From This Episode Nuclear submarine captain: Nobody wants a launch to happen 4 min Top Navy Commander says America uses nuclear-armed submarines to deter adversaries 5 min Navy's plan to buy 12 new nuclear-armed subs reflects outdated, Cold War thinking, critic says 5 min Naval expert: America can't afford plan to buy 12 nuclear-armed subs 4 min News Wrap: Charleston shooting suspect enters temporary not guilty plea 6 min How long-lasting is promising Ebola vaccine protection? 5 min Can higher ed keep inmates from returning to prison after release? 6 min How many ballistic missile submarines does the U.S. really need? 11 min Kids with disabilities, behavior problems illegally segregated in Georgia 4 min When high-minded politicos Buckley and Vidal took the low road