At least seven people were killed in a shooting incident at a Sikh temple in Oak Creek, the U.S. state of Wisconsin, on Sunday, local police said. Four people were found dead inside the temple, and three others outside, including the suspected gunman, police chief Bradley Wentlandt told the press at the scene. There were also three people injured in the incident, including a police officer who shot and killed the gunman outside the temple, said the police. The three were in critical condition at a local hospital, and the officer, who was shot multiple times in the exchange of fire, was in need of a surgery but expected to survive. Witnesses told local media that several dozen people had gathered at the temple for services in the morning. No further details, such as the gunman\'s identity and motives or how the shooting actually happened, were available immediately. The police said they were still searching around to see if there was any other gunman in the temple or nearby. From:Xinhua