(ABC NEWS) Reports of an active shooter caused a sense of chaos at Los Angeles International Airport on Sunday night, bringing travel to a halt and causing delays to pile up into Monday morning.

Passengers breached security doors and spilled out onto the airport tarmac at around 9 p.m. after word of a shooting threat spread.

Fortunately, the report turned out to be a false alarm, but it caused 281 delays, two cancellations, and 27 flight diversions, according to LAX, which also said that one person was injured from getting trampled.

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