AA on dangerous flop...how do you play this?

[GrekeHaus]

This is a hand that was played at the 55s. Villian is relatively unknown, but has played a bit loose in the early stages.


Party Poker No-Limit Hold'em Tourney, Big Blind is t50 (9 handed) converter

UTG (t1310)
UTG+1 (t940)
MP1 (t1020)
MP2 (t880)
MP3 (t690)
CO (t885)
Button (t2225)
Hero (t1040)
BB (t1010)

Preflop: Hero is SB with A[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">2 folds</font>, <font color="#CC3333">MP1 raises to t100</font>, <font color="#666666">4 folds</font>, <font color="#CC3333">Hero raises to t300</font>, <font color="#666666">1 fold</font>, MP1 calls t200.

Flop: (t650) K[img]/images/graemlins/heart.gif[/img], Q[img]/images/graemlins/heart.gif[/img], K[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#CC3333">MP1 bets t720 (All-In)</font>, Hero ???