In Assam, three persons were killed and another one injured seriously when a Tata Safari collided head on with a Truck at Lampara on National Highway 37 under Kamrup Rural district near Guwahati on Wednesday morning.<br/><br/>According to the police sources, the Safari Car was coming from Guwahati while the Truck was coming from Bako. The injured persons have been shifted to Guwahati Medical College Hospital.