: NEW YORK – Pivotal presidential campaigns are frequently defined in retrospect by documentaries. " The War Room " chronicled Bill Clinton 's political operation in 1992, adding a phrase to the political lexicon in the process. Alexandra Pelosi 's " Journeys With George " captured the oddities of a national campaign on board George W. Bush 's airplane in 2000. The makers of "By the People: The Election of Barack Obama ," which premieres Tuesday — Election Night — on HBO,...

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