Police on Monday registered a case against former provincial minister Nawabzada Hairbiar Marri and former senator Mir Javaid Mengal in connection with a car bomb attack on former chief minister Mir Naseer Mengal. The case was registered at the Sariab Police Station on the written compliant of Mohammad Yousaf Mengal. Last Friday, an explosives-laden vehicle went off with a huge blast that killed 16 persons, mostly armed guards of the former CM’s son, Mir Shafiqur Rahman. Both Hairbiar Marri and Javaid Mengal are living in London for past several years.