Oak Creek, W.I. —
A mass shooting has occurred at a Sikh temple in Oak Creek, Wisc., just outside Milwaukee.
At least four people have been reported injured in the mass shooting and no suspect has been identified. Hospitals in the area were told to be ready for up to 20 shooting victims, according to police radio reports.
Some members of the temple are still inside the temple and are hiding, believing that a gunman may still be inside the building, according to ABC News affiliate WISN.
According to local reports, a gunman walked into the church and opened fire around 10:34 a.m., shortly before a prayer service was scheduled to begin.
Among those shot was the president of the temple, accoding to the Milwaukee Journal Sentinel.
ABC News Bystanders flee the scene, as police… View Full Size ABC News Bystanders flee the scene, as police investigate a shooting at the Sikh Temple of Wisconsin in Oak Creek, WI on Aug. 5, 2012.
The Journal Sentinel said a SWAT team entered the temple after the shooting and evacuated the uninjured members.
According to information broadcast over police radio, a witness to the shooting told law enforcement the shooter was a white male, bald, with a heavy build. He was wearing a sleeveless T-shirt, according to Oak Creek Patch. He was last seen with two handguns.
A spokeswoman for Froedert Hospital, the main trauma center in the Milwaukee area, said that two men were taken there and the hospital was ready to receive more.
There are more than a dozen ambulances parked outside the temple, and police moved media and a handful of bystanders to an area near the temple.
Amardeep Kaleka, a member of the temple, told WISN his father was inside during the shooting and his mother was hiding inside, believing the gunman was still inside. Kaleka said that a priest called for emergency help after the shooting.
Oak Creek police have not released any information yet on the shooting.