Police officer in California ambushed and killed while sitting in his car; suspects taken into custody following manhunt

Three people were arrested after a police officer in California was ambushed and gunned down while sitting in his car in the station's parking lot, authorities said.

The shooting happened at about 11 p.m. Wednesday in Downey, located in southeast Los Angeles County.

 
 The victim, Ricardo "Ricky" Galvez, 29, was on duty but not in uniform at the time of the attack, according to authorities. The two attackers shot into Galvez's personal car before driving away, Los Angeles County Sheriff's Department Lt. John Corina said.

Investigators believe the deadly shooting stemmed from a botched robbery attempt. The suspects are two adults and a 17-year-old.