The Bush administration?
https://thehill.com/opinion/white-house/399448-whatever-happened-to-the-unmaskings-probe
"To understand, it helps to begin with the aftermath of the 9/11 terrorist attacks, when U.S. intel agencies sought to expand their surveillance authority — for what seemed like all the right reasons. (For context, a week before 9/11, Robert Mueller had become FBI director; a month earlier, James Clapper had been named head of the agency that supplies image intel to the CIA, and John Brennan recently had become CIA deputy executive director.)"
Edited by MUTGR at 23:01:26 on 02/06/19