Pomona police investigate at a house where four people were found dead inside overnight Thursday. Authorities say a 28-year-old man killed three of them before killing himself. (Irfan Khan / Los Angeles Times)
Pomona police investigate at a house where authorities say a 28-year-old killed his 25-year-old girlfriend and her family before fatally shooting himself. (Irfan Khan / Los Angeles Times)
A woman who identified herself as a family member watches from her car as Pomona police investigate the deaths of four people in a Pomona home Friday. (Irfan Khan / Los Angeles Times)
Pomona police photograph and search a white Acura coupe, belonging to a man suspected of killing three others before killing himself, parked in the driveway of a house north of the house on 2100 block of Ramsey Way where four people were found dead. (Irfan Khan / Los Angeles Times)
Pomona police photograph and search a white Acura coupe belonging to a man suspected of killing three others and himself. (Irfan Khan / Los Angeles Times)
Pomona police photograph and search a white Acura coupe belonging to a 28-year-old man suspected of killing three others and himself in the 2100 block of Ramsey Way. (Irfan Khan / Los Angeles Times)
Pomona Police Det. Roger Iwig searches a white Acura coupe belonging to a man suspected of killing himself after shooting three others in the 2100 block of Ramsey Way. (Irfan Khan / Los Angeles Times)
Pomona Police Det. Roger Iwig searches a white Acura coupe belonging to a man suspected of killing his girlfriend and her family in the 2100 block of Ramsey Way. (Irfan Khan / Los Angeles Times)
