The stampede happened as fans panicked when the lights went out just minutes after the game ended.

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Where were you when the lights went out?

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Many were attending a magic show and some thought, when the lights first went out, that the sudden darkness was part of the performance.

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On Sunday, the Baltimore Ravens were leading the San Francisco 49ers 28-6 when most of the lights in the 73, 000-seat building went out with 13:22 left in the third quarter.

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