At least 12 people have been killed, including a police officer, at a bar in Thousand Oaks, California. The shooting began at 23:20 local time on Wednesday about 40 miles (65km) north-west of Los Angeles, police say. At least 200 people were reportedly inside the Borderline Bar and Grill at the time of the attack. Officials say the suspect was found dead inside and have not identified him. They do not yet know his motive for the shooting.