KQ in the BB vs UTG raise

[NedForrest]

Limit Holdem Ring game
Limit: $5/$10
9 players
Converter

Pre-flop: (9 players) Hero is BB with Q[img]/images/graemlins/diamond.gif[/img] K[img]/images/graemlins/club.gif[/img]
<font color="#cc0000">UTG raises</font>, 7 folds, Hero calls.

Flop: Q[img]/images/graemlins/spade.gif[/img] A[img]/images/graemlins/heart.gif[/img] 7[img]/images/graemlins/diamond.gif[/img] (4.4SB, 2 players)
Hero checks, UTG checks.

Turn: 6[img]/images/graemlins/heart.gif[/img] (2.2BB, 2 players)
Hero checks, <font color="#cc0000">UTG bets</font>, Hero calls.

River: T[img]/images/graemlins/club.gif[/img] (4.2BB, 2 players)
Hero checks, <font color="#cc0000">UTG bets</font>, Hero calls.

Results:
Final pot: 6.2BB

How bad did I play this? UTG is TAG. I put him on AA or 88-TT. I think he would bet middle pairs to protect. This just smelled like AA AK to me. I think I should just fold this on the turn. What about folding preflop?