I hope this is true and that there is an electronic trail leading back to the WH perps. I trust Powell but this really needs undisputed verification.
https://wikileaks.org/ciav7p1/cms/page_29032469.html
https://wikileaks.org/ciav7p1/cms/page_20250978.html If this link works look in the list for 'HAMR'.
Is this what you are looking for? These were documents from the revelation of the CIA's 'Vault 7' files.