NationalIslamabad PM, CJCSC discuss professional matters pertaining to armed forces By TNS World - September 7, 2018 579 Share on Facebook Tweet on Twitter Islamabad, Sept. 7 (TNS): Chairman Joint Chiefs of Staff Committee General Zubair Mahmood Hayat called on Prime Minister Imran Khan in Islamabad on Friday. He discussed professional matters pertaining to the armed forces with him.