Eight persons were killed and 21 others were injured in a blast that occurred at Pusht Bazaar in Salarzai Tehsil of Bajaur Agency North-west Pakistan on Thursday, (Geo News) reported. According to reports, a blast hit the Pusht Bazaar area which is the headquarter of Salarzai Tehsil. One person was killed on the spot while seven others succumbed to their injuries after reaching the hospital. Twenty-one others also sustained injuries as a result of the explosion. Nobody claimed responsibility for the bombing.