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Video thumbnail: PBS NewsHour Cancer immunotherapy has life-saving powers -- and limits

PBS NewsHour

Cancer immunotherapy has life-saving powers -- and limits

Meet a woman who has lived years past her doctors’ prognosis, thanks to immunotherapy.

Cancer immunotherapy has life-saving powers -- and limits

Video thumbnail: PBS NewsHour Elizabeth Warren explains why she opposes Jeff Sessions

PBS NewsHour

Elizabeth Warren explains why she opposes Jeff Sessions

Silenced by the Senate, Elizabeth Warren explains why she opposes Sessions.

Elizabeth Warren explains why she opposes Jeff Sessions

Video thumbnail: PBS NewsHour Massive ice shelf break forces researchers to evacuate

PBS NewsHour

Massive ice shelf break forces researchers to evacuate

A nearly 30-mile long crack opened up on the ice shelf in Antarctica.

Massive ice shelf break forces researchers to evacuate

Video thumbnail: PBS NewsHour Paul Ryan on Trump, Russia and GOP goals

PBS NewsHour

Paul Ryan on Trump, Russia and GOP goals

‘We’re getting along very well,’ says Paul Ryan on his relationship with Trump.

Paul Ryan on Trump, Russia and GOP goals

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