UPDATE: A police officer was wounded but was able to "put down" the attacker, police say. The shooting happened in a community near Milwaukee. CLICK FOR THE FULL UPDATED NEWS STORY
CNN: Authorities responded to an incident at a Sikh temple in Milwaukee County on Sunday, where at least one body was seen lying in the parking lot. CNN affiliate WTMJ is reporting that multiple people may have been shot outside the temple.
WTMJ reports that the gunman may be on the loose. Aerial pictures show multiple bodies in the parking lot.
The shooting happened at about 10:40 a.m. local time, according to WTMJ.
Sikhism rose up 500 years ago in India as a monotheistic religion that rejected the caste system and scriptures of Hinduism.
MJS: We are getting reports that 20 to 30 people have been injured in a shooting before 11 a.m. Sunday at the Sikh Temple, 7512 S. Howell Ave., in Oak Creek.
Two shooters are possibly still inside with children as hostages, according to someone who sent a text message to a Journal Sentinel reporter.
Flight for Life has been called.
Oak Creek police are not giving out any information at this point.
Oak Creek police, the Milwaukee County Sheriff's Department and other law enforcement agencies have responded.
There are reports that the head priest was locked inside a restroom with a cell phone and said there was as many as 30 victims in temple.
As of about noon, the Milwaukee County Medical Examiner's Office said it had not been called to the scene.
Meanwhile, Brookfield police officers were dispatched to the Sikh Temple at 3675 N. Calhoun Road as a precaution in the aftermath of the Oak Creek shooting.
At least three squads were at the temple in Waukesha County.
About 50 people were at the Brookfield temple for a morning service and many of them went outside after they learned of the shooting in Oak Creek.