UPDATE: Sheriff's deputies say the suspected gunman, Hector Celaya, has died of his injuries.

Police in central California say at least four people have been killed, including the alleged gunman, in a crime spree on the Tule Indian Reservation.

FOX News Radio's Jeff Monosso reports:

Sheriff's deputies say they were called to an Indian reservation in Tulare County.

(Sgt. Douglas) "Deputies located an adult male and an adult female that were deceased."

Sgt. Chris Douglas says another male was found dead in a nearby shed and a teen boy wounded; he's being treated.  Police later tracked down the shooter.

(Sgt. Douglas) "Suspect was identified as Hector Celaya.  He's age 31, from the Tule Indian Reservation."

...Who sheriff's deputies say they exchanged gunfire with after a pursuit and traffic stop.  They also tell us the suspect shot his two young daughters during the stop, before police shot him.  The suspect and his daughters are also being treated.  No motive, and we're told the investigation continues.

Jeff Monosso, FOX News Radio.