Raipur, May 13 -- Thirteen people were killed and 11 others were injured after a trailer truck and a truck collided in the outskirts of Raipur on Monday, police officers said. The accident occurred at around 1am near Saragaon on Raipur-Balodabazar road, the officers said. "Around 50 people were returning to Chataud village after attending a function in Bansari village. Around 1am, the truck collided with a trailer truck near Saragaon. The impact was immense and many passengers died on the spot," said superintendent of police (SP) Lal Ummed Singh. A police team was sent to the spot and the injured were rushed to Dr Bhimrao Ambedkar Hospital, Raipur. Raipur district collector Gaurav Singh said district administration officials also reached the spot. A case has been registered and investigation has been launched, the SP said....