Fold A Set to Possible Straight?

[flippetyflop]

Live Tournament Buy in 66 dollars
Blinds 50/100 Average Stack 3800
Hero 2800


Dealt To Hero 6 [img]/images/graemlins/heart.gif[/img] 6 [img]/images/graemlins/diamond.gif[/img]

Folded to me in 3rd position

Limps in 100
Button Calls
SB Completes
BB Checks

Flop 6 [img]/images/graemlins/spade.gif[/img]7 [img]/images/graemlins/diamond.gif[/img] 2 [img]/images/graemlins/heart.gif[/img]

SB checks
BB checks
Hero Bets 300
Button Calls
SB Folds
BB Calls

Turn Comes 5 [img]/images/graemlins/club.gif[/img]

BB checks
Hero Bets 700
Button Folds
BB goes all in for 900 more

Hero??

BB is a VERY loose player has no concept of positional play, starting hand selection etc. However I'm almost certain he has a straight as he only usually gets aggressive post flop if he has a major draw or has the nuts?

However, it'd be really painful for me to pass here!!

What's Your LIne

[plzleenowhammy]

instacall