Two children were killed while another was seriously injured after they were thrown by a man from a flyover at the Middle Ring Road 2 (MRR2) highway in Kepong early morning today.br br Sentul district police chief Beh Eng Lai said the 38-year-old man, believed to be the children's father, then jumped from the same flyover.br br Police received a call from a witness at 5.50am.