At least five policemen were injured in a suicide bomb attack that occurred Thursday afternoon here in Peshawar.

According to the police, the attack took place when a suicide bomber blew himself up near a police vehicle in the Sarband area of Peshawar.

Talking to media, District Commissioner Officer Peshawar said that a police vehicle was on its routine patrol at the outskirts of the city when it was targeted by a suicide bomber whose identity is yet to be determined.

At least five policemen were injured in the attack.

The injured were rushed to a nearby hospital. Hospital sources said at least two of the injured policemen were in critical condition. Heavy contingent of police was dispatched to the blast site and they cordoned off the area for a search operation. No group has claimed responsibility for the attack yet.

Earlier on Thursday morning another suicide bomb attack was reported in Upper Dir area which is located to the north of Peshawar, in which three local pro-government peace militiamen were killed and seven others were injured. The two suicide blasts took place shortly after Afghan President Hamid Karzai arrived in Pakistan for a two-day state visit. One of the missions of the visiting Afghan president is said to seek help from the Pakistani side for talks with Taliban.