Tough AKo Hand £10k Guaranteed

[AtlBrvs4Life]

Villain played a loose pre-flop game but had not made any serious errors postflop since I had been at the table. Prior to this hand he min-raised my BB and I reraised with AA. He called and I pushed on the flop, forcing him to fold.

------HAND 5------
Game #784664823: Texas Hold'em No Limit (200/400) -
Seat 1: BravesAtl (12714 in chips)
Seat 2: Mia_Skou (8805 in chips)
Seat 3: popeyes (9595 in chips)
Seat 4: AJ9400 (9460 in chips)
Seat 5: Sting-jay (1820 in chips)
Seat 6: rayjh111 (18007.50 in chips)
Seat 8: Placeboed (20722.50 in chips)
Seat 9: Goth1 (4595 in chips)
Seat 10: Brandon99 (6435 in chips)
rayjh111: posts small blind 200
Placeboed: posts big blind 400
----- HOLE CARDS -----
dealt to BravesAtl [Kc As]
Brandon99: raises to 800
BravesAtl: raises to 2200
folds
Brandon99: calls 1400
----- FLOP ----- [5h 7d Jc]
Brandon99: checks
BravesAtl: ?