BB overbets the pot when you have TPGK

[zerosports]

Hello,

200 players left in a 600 player tournament, no reads as I just switched tables. What would you do in my position and why?

Party Poker No-Limit Hold'em Tourney, Big Blind is t300 (10 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

saw flop|<font color="#C00000">saw showdown</font>

MP1 (t7605)
<font color="#C00000">Hero (t9765)</font>
MP3 (t7801)
CO (t16167)
Button (t2335)
SB (t4274)
<font color="#C00000">BB (t33912)</font>
UTG (t6180)
UTG+1 (t7254)
UTG+2 (t5060)

Preflop: Hero is MP2 with Q[img]/images/graemlins/diamond.gif[/img], K[img]/images/graemlins/heart.gif[/img].
<font color="#666666">4 folds</font>, <font color="#CC3333">Hero raises to t700</font>, <font color="#666666">4 folds</font>, BB calls t400.

Flop: (t1550) 3[img]/images/graemlins/spade.gif[/img], 4[img]/images/graemlins/heart.gif[/img], Q[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">BB bets t2500</font>, Hero calls [t9065] , BB calls t6565.

Final Pot: t10615
<font color="#009B00">Main Pot: t10615 (t10615), between Hero and BB.</font>

[PokerNewbie]

I'd have done the same I think. Can't give him credit for flopping 2 pair. Maybe some kind of straight or flush draw or combo. But I think you've got to raise on his flop bet. No other raise than all in makes sense.