U.S. media have reported that 10 people were injured in a shooting at a commercial area in Tucson, Arizona.
Police said officers shot the suspected gunman after he refused their commands, the gunman was later on taken to a hospital for treatment.
Police said nine people had already been injured by the time officers arrived at the scene, and all were taken to hospitals. According to reports, the shooting broke out after a dispute between two groups known to each other. Several bystanders were also injured after being caught in the crossfire.