20/180: Weird Turn

[NoahSD]

I'm sick and not playing well, so this hand might be dumb.

PokerStars Tournament, Big Blind is t150 (9 handed) Converter on pregopoker.com

UTG (t5425)
UTG+1 (t910)
MP1 (t1335)
MP2 (t1650)
MP3 (t6690)
CO (t4850)
Button (t3350)
SB (t865)
Hero (t2810)

Preflop: Hero is in BB with 3[img]/images/graemlins/club.gif[/img] J[img]/images/graemlins/diamond.gif[/img]
UTG calls t150, <font color="gray">UTG+1 folds</font>, <font color="gray">MP1 folds</font>, <font color="gray">MP2 folds</font>, <font color="gray">MP3 folds</font>, <font color="gray">CO folds</font>, <font color="gray">Button folds</font>, SB calls t75, Hero checks

Flop: (t450) 7[img]/images/graemlins/spade.gif[/img] J[img]/images/graemlins/spade.gif[/img] 9[img]/images/graemlins/diamond.gif[/img] (3 players)
SB checks, <font color="red">Hero bets t300</font>, UTG calls t300, <font color="gray">SB folds</font>

Turn: (t1050) 3[img]/images/graemlins/spade.gif[/img] (2 players)
Hero ????