Terrified people inside Borderline Bar & Grill in Thousand Oaks, part of the Greater Los Angeles area in California, hid under tables during the shooting, The Mirror reported.
"Dean said that the dead police officer, who was named as Ron Helus and had been on the force for 29 years, was among the first on the scene".
It was college night at Borderline, and the restaurant was filled with young people, including some from nearby California Lutheran University and from Pepperdine University in Malibu.
At least one officer called to the scene was injured.
Witnesses said a man fired several shots from a handgun before throwing smoke bombs into the crowded bar.
Butte County Schools Closed Until After Thanksgiving Due To Camp Fire
Friday. "The preliminary investigation revealed that the victims were located in vehicles that were overcome by the Camp Fire ". In total, there are now 14 wildfires blazing in California and acting governor Gavin Newsom has declared a state of emergency .
Dean says around 10 other people were shot and wounded.
At least 11 people, including a police officer, have been injured after a gunman forced his way into a popular bar in the USA state of California and opened fire.
"It's a horrific scene in there".
"They found 11 victims that had been killed", said Dean of the first response unit before detailing that the death of Helus brought the toll to 12, not including the gunman.
Other customers scrambled to find safety in other parts of the bar. Great bravery shown by police.
Leftists Rally at White House to Protest Trump, Protect Mueller
A replacement for Mr Mueller though would have no such constraints, potentially allowing Mr Trump to hamstring the investigators. Mueller's probe has since reached plea deals with or indicted a number of Trump associates.
Sarah Rose DeSon told ABC's "Good Morning America" that she saw the shooter draw his gun.
"A gentleman, who walked in through the front door, shot the girl that was right behind the counter", said Holden Harrah, who witnessed the shooting. "I don't know how I didn't get shot". It's not clear at this time who shot who when officers arrived to the scene of the country club, Borderline Bar.
An unnamed witness told the newspaper that someone ran into the bar around 11:30 pm and started shooting what looked to be a black pistol.
Police tell the Los Angeles Times that at least 30 shots were fired at the Borderline Bar & Grill in Thousand Oaks, which is about 40 miles west of Los Angeles. "I could still hear gunshots after everyone left", the Times quoted the man as saying. Police said hundreds were inside when the shooting occurred.
Former US Marine kills at least 12 in shooting at California bar
Police say at least 10 people are known to have been injured and others are self-reporting with injuries at local hospitals. According to the Pentagon, Long served in the Marine Corps from August 2008 to March 2013 and was a machine gunner.