UPDATE: 4:24 p.m. Tuesday, Jan. 19, 2021 - The Sacramento County Sheriff's Office has released the identity of the Deputy who was killed Monday night after a shootout.

Deputy Adam Gibson was a 6-year veteran of the Sacramento County Sheriff's Office. He was also a Marine Corps veteran who served two tours in Afghanistan. Gibson leaves behind his wife, 9-month-old child, parents, and siblings.

Sacramento County Sheriff Scott Jones says K-9 'Riley' also died in the gunfire late Monday near Cal Expo, a Sacramento event venue. K-9 Riley was 5-years-old and had been in-service with the Sacramento Sheriff's Office for three years.

Jones says the shooting followed an attempted traffic stop and the driver ended up crashing. He says the K-9 was deployed and the driver started shooting, prompting deputies to return fire.

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SACRAMENTO, Calif. - A Sacramento County deputy and a K-9 officer are dead after a shootout with a suspect at the Cal-Expo fairgrounds early Tuesday morning.

The Sacramento County sheriff says a second deputy was injured and is in stable condition. The suspect, a man in his 40s, was shot and killed by officers.

The sheriff says the incident began just after 10 p.m. Tuesday as a vehicle stop which turned into a pursuit. The chase ended when officers say the suspect crashed near the horse track on Cal Expo grounds.

Deputies say the suspect refused to communicate or cooperate with deputies, prompting deputies to release their k-9 officer. The suspect shot and killed the k-9, then began firing at officers.

Investigators have not released the name of the suspect.