NEW : California authorities also issued an Amber Alert . DiMaggio could be in rural area after possibly abandoning car rigged with explosives . Comment: Their mother 's body was found in DiMaggio 's burned-down house in San Diego . There is a nationwide manhunt for the suspect ; police say he was the mother 's friend .
NEW : DiMaggio could be in rural area after possibly abandoning car rigged with explosives . Comment: Their mother 's body was found in DiMaggio 's burned-down house in San Diego . There is a nationwide manhunt for the suspect ; police say he was the mother 's friend .