This post will be translated asap.
Masking v unmasking
incidentally intercepted v direct [target]
702 collection [minimization procedures] v CIA v FVEY
How does the CIA collect intelligence?
CIA not governed by FISA [intelligence operations conducted outside US]
FBI is under FISA [foreign counterintelligence mission is principally domestic]
Target location: US or abroad [traveling][rules]
Foreign intelligence collection of US person(s).
Official v unofficial.
What [central] AB[C] agency played quarterback?