Queens on the flop

[Vern]

Only 4 hands at the table, never seen UTG before.

Party Poker 0.5/1 Hold'em (10 handed) converter

Preflop: Hero is UTG+2 with Q[img]/images/graemlins/spade.gif[/img], Q[img]/images/graemlins/diamond.gif[/img]. CO posts a blind of $0.5.
<font color="#CC3333">UTG raises</font>, <font color="#666666">1 fold</font>, <font color="#CC3333">Hero 3-bets</font>, <font color="#666666">7 folds</font>, UTG calls.

Flop: (8.50 SB) A[img]/images/graemlins/heart.gif[/img], 4[img]/images/graemlins/club.gif[/img], K[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">UTG bets</font>, Hero ?