` We 've got law enforcement agencies across the country looking for them and following up on tips that are being called in , '' San Diego County Sheriff 's Department Lt. Glenn Giannantonio told CNN on Thursday . NEW : DiMaggio could be in rural area after possibly abandoning car bombs with explosives . James Russo is believed to have kidnapped a year - old girl , possibly an 8-year - old boy . Their mother 's body was found in DiMaggio 's burned - down house in San Diego . There is a nationwide manhunt for the man ; police say he was the mother 's lover .
NEW : DiMaggio could be in rural area after possibly abandoning car bombs with explosives . James Russo is believed to have kidnapped a year - old girl , possibly an 8-year - old boy . Their mother 's body was found in DiMaggio 's burned - down house in San Diego . There is a nationwide manhunt for the man ; police say he was the mother 's lover .