BOSTON (CBS) – A smoking suitcase at Logan Airport caused alarm over the weekend, but the culprit turned out to be an e-cigarette battery.

The TSA says smoke began pouring out of the checked baggage on Saturday during a very busy travel period.

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The incident forced the evacuation of the checked baggage screening area for just under an hour. Police responded to make sure it wasn’t an explosive device.

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Authorities eventually determined that the lithium battery ignited.

The battery that ignited (Image credit: TSA)

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The suitcase owner’s flight to Kansas City was delayed until the situation was resolved.