The "defect" in Maddie's iris, it's a rare medical condition known as coloboma of the iris. Blair doesn't have it.
They are not the same person. Fake and gay.
To my knowledge, there's nothing to indicate rogue USAF elements at work, except for Sorcha Faal.
Which is very questionable. Not buying it.
Why take it back? Their little socialist police state collapsed already and the self-appointed king of CHAZachstan resigned. It'll be a matter of hours before everybody leaves on their own.