Several area roads were shut down on Tuesday night due to a police standoff at a gas station in Londonderry, New Hampshire.

In a Facebook post just before 10 p.m. Tuesday, Londonderry police urged people to avoid the area of Triangle Mobil at the intersection of Mammoth and Rockingham roads as they dealt with an alleged armed suspect based on an incident they said took place in a neighboring town. They did not say what that incident was or where it took place.

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"The roads have been shut down for public safety until the suspect is in custody," police said. "The incident has been contained to a person of interest in a vehicle."

They later posted an update on Facebook saying that the road had reopened, and police clea

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