Trips Turn Play

[Stork]

Party Poker 3/6 Hold'em (6 max, 5 handed) converter

Preflop: Hero is MP with 9[img]/images/graemlins/spade.gif[/img], 8[img]/images/graemlins/spade.gif[/img].
UTG calls, Hero calls, <font color="#666666">2 folds</font>, BB checks.

Flop: (3.33 SB) 4[img]/images/graemlins/diamond.gif[/img], 9[img]/images/graemlins/club.gif[/img], 7[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(3 players)</font>
BB checks, <font color="#CC3333">UTG bets</font>, <font color="#CC3333">Hero raises</font>, BB folds, <font color="#CC3333">UTG 3-bets</font>, Hero calls.

Turn: (4.66 BB) 9[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">UTG bets</font>, Hero...

The obvious play here is to raise, but I don't think that is necessarily right. If he is drawing dead, he may fold where as if I just call he may put in another bet on the river. Also he's shown some strength, if he has any other 9 it is most likely better than mine. I think the play might be to just call...