Party Poker No-Limit Hold'em Tourney, Big Blind is t50 (8 handed) converter

BB (t655)
UTG (t1075)
UTG+1 (t1323)
MP1 (t770)
Hero (t625)
CO (t437)
Button (t550)
SB (t2565)

Preflop: Hero is MP2 with 9[img]/images/graemlins/diamond.gif[/img], A[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">3 folds</font> Hero...

Both CO and Button are loose, tight BB. I haven't played a hand yet except for limping early in level 1 with a mid PP that was folded. This seems playable to me but not sure how. Push? Raise 3xbb? or fold?