12-year-old mentally disabled twins were killed by their own uncle on Friday night at Satyanarayanapuram under the limits of Chaitanyapuri police station in Hyderabad. House owner saw Mallikarjuna Reddy loading the dead bodies into the car. He stopped the car while he was shifting the dead bodies to some other location and immediately informed the cops. The police took Mallikarjuna Reddy into custody and registered a case. The probe revealed that he killed them with the support of two others as he was unable to bear them.