Had you already seen that, C?
I think so. Maybe not the direct quote, but I do recall reading that Strzok had "conditions" attached to accepting the assignment with Mueller, and one of them was retention of declassification authority.
I suppose there is a disclosure aspect to - Strzok could selectively disclose to team Mueller, with the intention being to color reality in order to provide justification for criminal charges or a recommendation to impeach.
Strzok demanded declassification, other FBI powers before joining Mueller team
Watchdog obtains emails on Peter Strzok security clearance request for move to Mueller team
Anti-Trump Agent Fought To Keep FBI Privileges Before Joining Mueller Team
Peter Strzok, anti-Trump FBI agent, allowed to declassify documents after joining Mueller
All from about the middle of last week, 5-6 days ago.