At least three persons were killed while one was injured in a road accident here in Burewala on Saturday, police said. According to details, the incident occurred near Madina Chowk on Mian Chunno Road when a motorcycle and donkey-cart collided. As a result, three persons were killed while one was injured. The deceased identified as Farzand Ali, Abdul Rasheed and Muhammad Akram while Muhammad Aslam sustained serious injuries in the incident. The injured was shifted Nishtar Hospital Multan where he was stated to be in critical condition. Police registered case and started investigation.