It's a business relation between CIA and the Pakistan Inter-Services Intelligence (ISI). USAID invested in Pakistan   12a2  Ordnance Factories, one of the bases for weapons-for-drugs deals. The Awans are connected to the ISI and provided the op-sec for the deals in Washington. Nobody in Washington wants to have the Awans back, they know too much. https://www.zerohedge.com/news/2018-04-19/imran-awans-father-transferred-usb-drive-ex-head-pakistani-intel-agency