The driver of the vehicle also was taken to the hospital with major injuries.
Capt. Tim Pearson, commander of the CHP office in Hayward, fondly recalled Camilleri, who joined the department in August 2016.
A California Highway Patrol officer died in a serious auto crash on Highway 880 near Hayward, according to reports.
CHP officials will hold a press conference at 10 a.m.to provide further details.
The Chrysler 300 slammed into the rear of the SUV, leaving the CHP vehicle a crumpled pile of metal.
Traffic is congested because all vehicles, involving semi trucks, are being diverted to A Street.
The accident was reported at 11:59 p.m. Sunday just north of Highway 92.
The slain officer, identified as Andrew Camilleri, 33, of Tracy, leaves behind his parents, siblings, a wife, a 12-year-old daughter, and two sons, ages 6 and 2. The suspect is now in the hospital being treated for his injuries.
CHP affirmed Monday morning that one of the officers had passed on of his wounds.
"Anne and I are deeply saddened to learn of the tragic loss of Officer Camilleri", Brown said.
Banners at the Capitol will be flown at half-staff in the fallen officer's respect, as indicated by an announcement from Gov. His partner, Jonathan Velasquez, survived the wreck with non-life-threatening injuries, according to Asst.
Nacke said the driver who hit them, a 22-year-old Hayward man, was hospitalized with significant injuries. "We join his family, friends and the entire California Highway Patrol in mourning his death and honoring his sacrifice".