ISLAMABAD, Feb. 3 (Xinhua) -- At least one man was killed and seven others were injured when a bomb went off in Pakistan's northwest Swat district on Saturday night, local reports said.

The incident happened in Kabal town of Swat district located at the country's northwest Khyber Pakhtunkhwa province, local TV channel Dunya reported.

The injured people have been shifted to a nearby hospital.

The nature and target of the blast has not been ascertained yet.

No group or person has taken claim of the explosion, according to initial reports.

The area has been cordoned off for investigations.