PBS NewsHour Weekend: Full Episode: Sunday, August 17, 2014
Video duration: 22:32Video has closed captioning.
On this edition, a new overnight curfew fails to halt the violence in Ferguson, Missouri, following the killing of an unarmed African-American teen by a police officer. Later, NewsHour's Chief Foreign Correspondent Margaret Warner joins us from northern Iraq, where a humanitarian crisis is unfolding after gains by Islamic extremists. And, a New York exhibit explores the secret of genius.