NL 50. AK against loose player

[CennyCripple]

UTG is 47/18/1.38 after 503 hands

What do we do on turn? Fire again or check behind?

UTG ($107.99)
MP ($82.13)
Hero ($106.00)
SB ($104.56)
BB ($53.25)

Preflop: Hero is Button with A[[img]/images/graemlins/club.gif[/img]], K[[img]/images/graemlins/spade.gif[/img]].
UTG raises to $2, 1 fold, Hero raises to $7, 2 folds, UTG calls $5.

Flop: ($14.75) 6[[img]/images/graemlins/club.gif[/img]], J[[img]/images/graemlins/diamond.gif[/img]], 4[[img]/images/graemlins/club.gif[/img]] (2 players)
UTG checks, Hero bets $11, UTG calls $11.

Turn: ($36.75) Q[[img]/images/graemlins/heart.gif[/img]] (2 players)
UTG checks, Hero ??