Two siblings who were kidnapped from their school four days ago were found dead in New Delhi today. Their bodies were found in decomposed state.The children - a seven-year-old boy and his five-year-old sister - went missing three days ago from Mandawli in east Delhi. They had gone to their school on February 26, but did not return home. The kidnappers called their parents the same day and demanded Rs. 30 lakh as ransom.