100NL: whats my turn play with AK

[Clashes]

Ultimate Bet No-Limit Hold'em, $1 BB (5 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

SB ($107.20)
BB ($589.75)
UTG ($162.50)
Hero ($100)
Button ($100)

Preflop: Hero is MP with A[img]/images/graemlins/club.gif[/img], K[img]/images/graemlins/club.gif[/img].
<font color="#666666">1 fold</font>, <font color="#CC3333">Hero raises to $3.5</font>, Button calls $3.50, <font color="#666666">1 fold</font>, BB calls $2.50.

Flop: ($11) 6[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/heart.gif[/img], 2[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
BB checks, <font color="#CC3333">Hero bets $8</font>, Button calls $8, BB folds.

Turn: ($27) T[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
Hero...

Lead out or check? Villain is 24/18/3 over 1.6k hands.