QUETTA: One policeman was martyred and 10 others including five passersby injured in an attack on a police vehicle in Quetta’s Double Road area on Tuesday, officials said. The blast occurred near a police vehicle, officials said, noting that the explosive material was installed in a motorcycle and that the deceased was a police officer. The wounded were shifted to Civil Hospital Quetta, the medical facility’s administration said, adding that three police officers were also among the injured people.