Jam this one?

[zPro]

Button is weak and makes some loose flop calls.

Absolute Poker 0.50/1 Hold'em (6 handed) converter

Preflop: Hero is SB with A[img]/images/graemlins/spade.gif[/img], K[img]/images/graemlins/spade.gif[/img].
<font color="#666666">3 folds</font>, Button calls, <font color="#CC3333">Hero raises</font>, BB calls, Button calls.

Flop: (6 SB) 7[img]/images/graemlins/spade.gif[/img], J[img]/images/graemlins/spade.gif[/img], Q[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">Hero bets</font>, BB folds, Button calls.

Turn: (4 BB) 9[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, <font color="#CC3333">Button raises</font>, Hero calls.

River: (8 BB) 4[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
Hero check raises or bets?

Should I 3bet the turn since it's such a huge draw?