An off-duty sheriff's deputy with the Alameda County Sheriffs Office was killed in a fatal crash on Interstate 580 in Tracy that is blocking three lanes of traffic and causing a heavy commute delay.

ABC7 News has confirmed a bus carrying Tesla employees was involved in the crash.

CHP officers told ABC7 News the bus driver was not able to see a vehicle stopped in the lane. The deputy died at the scene.

Deputy Sheriff Sroeuy Khin has been identified as the fallen officer, according to Alameda County Sheriffs Office.

There were 55 passengers on the bus and one passenger received minor injuries, but was not transferred to the hospital.

The bus was carrying Tesla employees who were headed to Stockton. The tour bus had just left their Tesla Fremont facilities

The passengers were removed from the bus and are awaiting for a new bus to pick them up.

There is no estimated time of opening at this time.

An earlier version of this story incorrectly identified the law enforcement agency that employed the victim. The article has been corrected.