The tea stall owner of Mirpur`s Gudaraghat area, who sustained burn injuries allegedly by police officials for refusing to pay them extortion, died while undergoing treatments in Dhaka Medical College Hospital (DMCH).Babul Matubbar died of his burn injuries around 1:45pm on Thursday.Earlier on Wednesday night, a police team of Shah Ali Police Station went to the shop of Babul and demanded toll. As the tea seller refused to pay the toll, one of the policemen allegedly hit the kerosene stove with a stick.Later, a petrol team of police took him to the DMCH.Sentu Chandra Das assistant in-charge of DMCH camp police confirmed the matter to JagoNews24.com.