Bomb detonated at the northeast of Karachi , Pakistan . Local police : At least 50 dead in Karachi on Friday prayers . Reports : CNN 's Mohsin Naqvi contributed to this report . Former interior minister was killed , escapes blast , one person injured . Minister supervised military operations in tribal areas against militants .
Bomb detonated at the northeast of Karachi , Pakistan . Local police : At least 50 dead in Karachi on Friday prayers . Reports : Former interior minister was killed , escapes blast , one person injured . Minister supervised military operations in tribal areas against militants .