Multiple explosions occurred Friday afternoon at a gun factory in New Hampshire, several nearby houses were evacuated, Xinhua reported.
The explosions took place at the MDM Muzzleloader facility in Colebrook, and went on for about two hours, as ammunition exploded, filling the sky with black smoke, according to local press accounts.
About 40 nearby houses were evacuated, and a shelter was being set up to house residents.
It was unclear what caused the explosions. It's also not clear if anyone was injured or killed. As the explosion went on for hours, firefighters were prevented from getting close enough to control the fire.