Iraqi Defense Ministry announced on Saturday the assistant of ISIS leader Abu Bakr al-Baghdadi has been killed and a number of his associates were injured during an operation carried out by forces of Tigris Operations towards the north of Diyala province. The Iraqi Defense Ministry, in a statement, said, "The members of the first regiment of Tigris Operations gunned Hashim Nassif Jassem al-Hayali, the assistant of Abu Bakr al-Baghdadi, apart from injuring a number of his aides at Mukhisa, towards the north of Diyala. " "The operation was based on accurate intelligence," the statement added.