Police officials reported that the bus, carrying 57 passengers, departed from Jaisalmer at approximately 3 pm.
While traveling on the Jaisalmer-Jodhpur highway, smoke was observed emerging from the rear portion of the vehicle.
https://www.mid-day.com/news/india-news/article/jaisalmer-jodhpur-bus-catches-fire-16-critically-injured-fatalities-feared-says-police-23598710