SAN FRANCISCO, Aug. 1 (Xinhua) -- Police were responding to an active shooter incident near an In-N-Out Burger restaurant in Twin Falls, in the U.S. state of Idaho, authorities said Saturday.

The Twin Falls Police Department said in a public safety alert that officers were working in the area and asked residents and visitors to stay away so that law enforcement officers and first responders could operate safely.

Roads in the area, including a nearby bridge, were closed, police said, urging motorists to use alternate routes and not attempt to enter the restricted area.

No official information about casualties, the identity or number of shooters, or possible arrests had been released as of press time. Authorities said additional details would be provided when available. ■