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Video thumbnail: PBS NewsHour How 'Sgt. Pepper's' shaped a musical era

PBS NewsHour

How 'Sgt. Pepper's' shaped a musical era

How 'Sgt. Pepper's' shaped a musical era

How 'Sgt. Pepper's' shaped a musical era

Video thumbnail: PBS NewsHour John F. Kennedy, symbol of a generation, left mixed legacy

PBS NewsHour

John F. Kennedy, symbol of a generation, left mixed legacy

John F. Kennedy, symbol of a generation, left mixed legacy

John F. Kennedy, symbol of a generation, left mixed legacy

Video thumbnail: PBS NewsHour Trump considering sending more troops to Afghanistan

PBS NewsHour

Trump considering sending more troops to Afghanistan

Trump considers sending more troops to Afghanistan

Trump considering sending more troops to Afghanistan

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