At least four people were injured in a blast that took place Sunday morning in Peshawar , police and witnesses say. According to the police, the explosion took place at about 11: 30 a.m. local time outside the house of Awami National Party leader and Agriculture Minister Arbab Muhammad Ayub Jan on the GT road. Arbab Ayub was not hurt in the blast, but one of his relatives was injured, said the report. All the four people injured have been shifted to hospital. Conditions of them are not known at this point. Police said that the blast took place inside a car parking near the house of Arbab Ayub and it was a remote controlled blast.