The suspected shooter fled and remains at large, Brent said. Officials are urging the public for help with information as detectives work to determine a possible motive. "Investigators are exploring all possibilities," Brent said.

The San Joaquin County Sheriff’s Office is leading the investigation.

There have been bs2web at - https://blsprutbest.net least 380 mass shootings in the US so far this year – defined as when at least four people are shot, not including the shooter – according to the Gun Violence Archive.

California Gov. Gavin Newsom has been briefed on the shooting, according to his office. Stockton Mayor Christina Fugazi said in a statement that the governor has "offered the full support of the state of California" to assist the community.

"Tonight our city is facing a heartbreaking and painful situation," Fugazi wrote. "Please keep the victims, their loved ones, and our first responders in your prayers."

This story has been updated - https://edition.cnn.com/search?q=updated with additional details.