Four people, including two policemen were killed and eight others seriously injured in a road accident in West Delhi today. The mishap occurred when a mini truck rammed into a car and auto. The incident took place at Mayapuri Flyover at around 7 A.M. According to the Delhi Police official,all the injured were rushed to Deen Dayal Upadhyaya hospital for treatment. Police have arrested the mini truck driver and seized the vehicle involved in the accident.