India, March 20 -- Four employees of a graphics designing firm were charred while five others sustained burn injuries after a minibus caught fire at Hinjewadi on Wednesday.

Police said the emergency exit door at the rear of the bus could not be opened, leading to casualties.

The incident happened around 7:30 am when employees of Vyoma Graphics, a Hinjewadi-based firm, were reaching the office when the minibus caught fire near the HIA office in Phase I.

Vyoma Graphics is a proprietorship firm dealing in printing and off-set services. According to police, there were 15 people inside the bus including the driver when the fire erupted at the driver's cabin.

"Some of the employees couldn't come out from the front door while another door fo...