3bet or call this reiver?

[CasaJJ]

I was relatively new to this table and had no solid reads on anyone.

Do you call the river raise or 3 bet? What do you do if he caps?

Any comments on my play earlier in the hand?

Full Tilt 2/4 Hold'em (6 handed) Full Tilt Converter Tool from FlopTurnRiver.com (Format: FCP)

Preflop: Hero is BB with J [img]/images/graemlins/heart.gif[/img] , 9 [img]/images/graemlins/spade.gif[/img] .
[color=#CC3333]UTG raises</font>, [color=#666666]1 fold</font>, CO calls, [color=#666666]1 fold</font>, SB calls, Hero calls.

Flop: (8 SB) T [img]/images/graemlins/diamond.gif[/img] , J [img]/images/graemlins/spade.gif[/img] , 7 [img]/images/graemlins/heart.gif[/img] [color=#0000FF](4 players)</font>
SB checks, Hero checks, UTG checks, [color=#CC3333]CO bets</font>, SB calls, [color=#CC3333]Hero raises</font>, UTG calls, CO calls, SB calls.

Turn: (8 BB) 4 [img]/images/graemlins/club.gif[/img] [color=#0000FF](4 players)</font>
SB checks, [color=#CC3333]Hero bets</font>, UTG calls, CO folds, SB folds.

River: (10 BB) 8 [img]/images/graemlins/diamond.gif[/img] [color=#0000FF](2 players)</font>
[color=#CC3333]Hero bets</font>, [color=#CC3333]UTG raises</font>, Hero ?.