OKARA   -  Two persons were killed in separate train-related incidents here on Sunday. Police said that Muhammad Abrar, resident of Abbotabad, fell down from a Karachi-bound train near Chak 23/2-L Renalakhurd, and died on the spot. In another incident, a 40-year-old unidentified man was crushed to death by a cargo train near Okara Railway Station. Police have taken both bodies into custody and started investigation.