A 45-YEAR-OLD man and his 6-year-old son were killed, and a woman was seriously injured, in a bomb explosion in Kampong Chhnang’s Rolea Bier district, officials said yesterday. Nou Tearo, deputy district police chief, said the man and his son died on Tuesday after one of three pieces of unexploded ordinance that they planned to recycle detonated in their home. “In the village, the residents are so panicked because the two men died from the bomb explosion with so much blood,” he said. He added that a 52-year-old woman, who had been 20 metres from the explosion, was hit with shrapnel and sent to hospital with serious injuries.