Nalgonda: In a tragic incident, three persons were killed and four injured severely after a car rammed into a divider. The incident took place near Erasanigudem, Nalgonda in the early hours of Sunday. According to the sources, the deceased were identified as Iddak, Sameer and Yasin, residents of Khammam. Three persons died on the spot and four were injured severely in the incident. It is said that the incident took place after they returned to Khammam after attending a wedding ceremony in Hyderabad. The injured persons were immediately shifted to the nearby hospital. The police registered a case and an investigation is underway.