$16 Stars: AKs any other line to take?

[BeattysLuck]

PokerStars No-Limit Hold'em Tourney, Big Blind is t30 (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

SB (t1250)
BB (t2500)
UTG (t1470)
UTG+1 (t1480)
MP1 (t1700)
MP2 (t1390)
Hero (t1470)
CO (t960)
Button (t1280)

Preflop: Hero is MP3 with A, K.
4 folds</font>, Hero raises to t90</font>, CO calls t90, Button calls t90, 2 folds</font>.

Flop: (t315) 8, J, 5 (3 players)</font>
Hero checks, CO checks, Button checks.

Turn: (t315) A(3 players)</font>
Hero bets t270</font>, CO calls t270, Button calls t270.

River: (t1125) 2 (3 players)</font>
Hero checks, CO bets t180</font>, Button calls t180, Hero calls t180.

Final Pot: t1665

No reads on either of these guys. How does it look?