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LIBERTY, Mo. — Police surrounded a Hardee’s restaurant near 291 Highway and South Withers on Tuesday evening where there were reports of a gunman inside the restaurant who was refusing to come out of the building.

Liberty Police wrapped up their work at the standoff at about 8:30 p.m., and found nobody inside the restaurant.

Earlier on Tuesday night, employees said a customer came in and muttered something, then pulled a gun and barricaded himself in the bathroom.

FOX 4 will update this story as police release more information about the investigation.