At least four people were injured in a blast that took place Sunday morning in Pakistan's northwest city of Peshawar, reported local English TV channel Express.

According to the report, the explosion took place at about 11: 30 a.m. local time outside the house of a political party's leader on the GT road of the city.

The house attacked belongs to Arbab Ayub, a provincial minister of ANP (Awami National Party), a major political party in Pakistan.

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.

In another development, at least two security personnel were killed and another was injured in a remote control blast that occurred Sunday morning in Pakistan's northwest tribal area of North Waziristan.