ISLAMABAD, Sept. 29 (Xinhua) -- At least 20 people were injured when a blast went off in Pakistan's northwestern city of Peshawar on Friday afternoon, local Urdu TV channel Dunya reported.
According to the reports, the blast took place at about 3:05 p.m. local time outside a private hospital in Shinwari area of Peshawar, the capital city of the country's northwestern Khyber Pakhtunkhwa province, leaving 20 people injured.
Fifteen of the injured people were discharged after being provided with first aid on the spot while five others were shifted to the Lady Reading Hospital of the city, where two of them are said to be in critical condition, said hospital sources.
A police official said that owner of the hospital and his son were also among the injured.
Some media reports said it was a remote-controlled explosion, however, police and bomb disposal have not confirmed the nature of the blast yet.
Security forces have cordoned off the area for investigation. No group has claimed responsibility for the blast yet.
Earlier in the day, law enforcement agencies seized explosives, detonators and six bombs during a search operation in Yasinabad area of the city, and also arrested two alleged terrorists.
