Flopped set vs. possible straight

[bdk3clash]

UTG is on the loose passive side preflop and on the latter streets--haven't seen him get out of line. Comments on each street appreciated.

Party Poker 2/4 Hold'em (7 handed)

Preflop: bdk3clash is CO with 8[img]/images/graemlins/club.gif[/img], 8[img]/images/graemlins/heart.gif[/img].
UTG calls, MP1 calls, MP2 calls, bdk3clash calls, <font color="CC3333">Button raises</font>, <font color="666666">1 fold</font>, BB calls, UTG calls, MP1 calls, MP2 calls, bdk3clash calls.

Flop: (12.50 SB) 8[img]/images/graemlins/spade.gif[/img], 9[img]/images/graemlins/club.gif[/img], Q[img]/images/graemlins/club.gif[/img] <font color="blue">(6 players)</font>
<font color="CC3333">BB bets</font>, <font color="CC3333">UTG raises</font>, MP1 calls, MP2 folds, <font color="CC3333">bdk3clash 3-bets</font>, Button folds, BB calls, <font color="CC3333">UTG caps</font>, MP1 folds, bdk3clash calls, BB calls.

Turn: (13.25 BB) A[img]/images/graemlins/spade.gif[/img] <font color="blue">(3 players)</font>
BB checks, <font color="CC3333">UTG bets</font>, bdk3clash calls, BB folds.

River: (15.25 BB) 6[img]/images/graemlins/spade.gif[/img] <font color="blue">(2 players)</font>
<font color="CC3333">UTG bets</font>, bdk3clash calls.

Final Pot: 17.25 BB
<font color="green">Main Pot: 17.25 BB, between bdk3clash and UTG.</font>