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Debate after dark: Power failure during Heller-Berkley debate in Nevada

Julie Jacobson / AP

Senator Dean Heller, R-Nev., left, and Rep. Shelley Berkley, D-Nev., wait with moderator Mitch Fox for the lights to come back up after a power failure in the middle of their televised senate debate, Thursday, Oct. 11, 2012, in Las Vegas.

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