QQ fold river?

[l0gician]

First hand post ... I have no reads at all, this is about the third or so hand I have played. I am wondering if I am supposed to fold river or not?

PokerStars 0.05/0.10 Hold'em (8 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

Preflop: Hero is BB with Q[img]/images/graemlins/heart.gif[/img], Q[img]/images/graemlins/club.gif[/img].
UTG calls, <font color="#666666">3 folds</font>, CO calls, Button calls, SB completes, <font color="#CC3333">Hero raises</font>, UTG calls, CO calls, Button calls, SB calls.

Flop: (10 SB) T[img]/images/graemlins/club.gif[/img], 8[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(5 players)</font>
SB checks, Hero checks, UTG checks, <font color="#CC3333">CO bets</font>, Button calls, SB calls, <font color="#CC3333">Hero raises</font>, UTG calls, CO calls, Button calls, SB calls.

Turn: (10 BB) 3[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(5 players)</font>
SB checks, <font color="#CC3333">Hero bets</font>, UTG calls, CO calls, Button folds, SB folds.

River: (13 BB) K[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(3 players)</font>
Hero checks, <font color="#CC3333">UTG bets</font>, CO calls, Hero folds.

Final Pot: 15 BB

I figured the flush hit and/or the king. I guess its probably an obvious fold?