NEW : Dead body has not been formally identified . Pakistan : Police say they received email just before explosion . Pakistan 's Prime Minister said incident was terrorist attack . The e-mails contained sound files featuring a person speaking in Swedish and Arabic , TT reported . 1 is dead , 2 are injured in explosions .
NEW : Dead body has not been formally identified . Pakistan : Police say they received email just before explosion . Pakistan 's Prime Minister said incident was terrorist attack . 1 is dead , 2 are injured in explosions .