Passengers not less 17 burnt to death on Friday in Imo state, after an 18-seater bus conveying them from Orlu to Owerri had a head-on collision with a truck.  The tragedy occurred on Njaba bridge along the Owerri-Orlu expressway. Eyewitnesses said over 20 people lost their lives on Njaba bridge after a trailer conveying diesel lost control and rammed into the 18-seater bus and burnt all the occupants. Please be warned there are extremely graphic photos below...