$1.20: Continuation bet the flop?

[Jaswarbrick]

PokerStars No-Limit Hold'em Tourney, Big Blind is t30 (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

MP3 (t1380)
Hero (t1400)
Button (t1535)
SB (t1280)
BB (t1490)
UTG (t1820)
UTG+1 (t1280)
MP1 (t1890)
MP2 (t1425)

Preflop: Hero is CO with A[img]/images/graemlins/club.gif[/img], K[img]/images/graemlins/club.gif[/img].
<font color="#666666">1 fold</font>, UTG+1 calls t30, <font color="#666666">3 folds</font>, <font color="#CC3333">Hero raises to t120</font>, <font color="#666666">3 folds</font>, UTG+1 calls t90.

Flop: (t285) 9[img]/images/graemlins/spade.gif[/img], 2[img]/images/graemlins/diamond.gif[/img], 2[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
UTG+1 checks, <font color="#CC3333">Hero bets t180</font>, UTG+1 calls t180.

Turn: (t645) 5[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
UTG+1 checks, Hero checks.

River: (t645) 3[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">UTG+1 bets t300</font>, Hero folds.

Final Pot: t645

Villain played roughly 55% of the pots (vpip) according to tournament indicator.