In the early hours of 27 March 2012, terrorists of Amn Committee led by notorious gang leader Ahmed Ali and Munna Ghanchi, attacked several homes of MQM workers and supporters in the PIB Colony of Karachi. They attacked in particular the residence of Mansoor Mukhtar, the Member of MQM Sector Committee of PIB, and opened heavy fire upon him. As a result Mansoor sustained several bullet injuries and succumbed to his injuries, while his brother Masood and sister in law Uzma also received bullet injuries and their condition is critical. Masood Mukhtar could not survive and died at hospital while his wife Uzma is still in critical condition.The same terrorists also attacked and injured other MQM workers Mohammad Yousuf and Mohammad Amjad in other parts of PIB colony.The condition of Mohammad Yousuf is reported to be critical.