Mumbai, Jan 19 (ANI): The public prosecutor in the 2002 hit-and-run case of Bollywood actor Salman Khan said the doctor who had collected the blood samples of the actor has requested the sessions court for police protection. Gharat also said the defence advocate was not well and asked for a new date for the next hearing. He also said that two witnesses were supposed to depose in the court, but they would be present on January 22.