PBS News Hour

January 21, 2016 (41x15)

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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.