Who Do You Think You Are? USA Series 4

Who Do You Think You Are USA

Series 4Fridays at 8.30pm

The American version of this inspiring and informative series, based on the award-winning hit British show, takes viewers on a personal journey into the pasts of well-known US celebrities, sharing their emotion and surprise as they uncover the stories that lie at the heart of their family history.

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BBC World News

Live Coverage 24/7

Reflecting the BBC’s commitment to global broadcasting we’re the leaders in global breaking news. BBC World News delivers impartial, in-depth analysis of international news including sport, weather, business, current affairs and documentaries.

For all the talk of renewables and nuclear, no one is in any doubt that the human race will continue to rely on fossil fuels for the foreseeable future. But how long can Earth's resources sustain life as we know it?