Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/pbs-newshour-full-episode-jan-21-2016 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Thursday on the News Hour... Thursday on the NewsHour, a British inquiry concludes that Russian President Vladimir Putin likely approved the killing of Alexander Litvinenko. Also: Sen. Rand Paul shares his secret to winning Iowa, the Buffalo Bills hire the NFL’s first female coach, an author examines the ingredients for genius, dangers for women on the refugee trail and TV ads that make smokers want to quit. Listen to the Broadcast Subscribe to the Full Show Podcast Segments From This Episode A human guinea pig explains why you should experiment in life 3 min The NFL’s newest coach, a game-changing hire for women 5 min What the Litvinenko assassination accusation means for the Kremlin 7 min Russian security service blamed for defector’s high-profile death 3 min Rand Paul shares his secret to winning Iowa 9 min Hotbeds of genius and innovation depend on these key ingredients 7 min Why these anti-smoking TV ads are working 5 min News Wrap: Washington braces for a blizzard 4 min Women and girls caught in refugee crisis lack protection 8 min