Flopped a straight

[vistaplayer]

Hello all,

Looking for some feedback on this hand. Was in the big blind and then flopped a non-nut straight. Tried to slow play on the flop and then check raise the turn. Any thoughts?

Party Poker No-Limit Hold'em, $ Hero (10 handed) converter

UTG+1 ($16.45)
UTG+2 ($20.40)
MP1 ($19.50)
MP2 ($13.27)
MP3 ($23.20)
CO ($25)
Button ($26)
SB ($38.85)
Hero ($13.70)
UTG ($38.90)

Preflop: Hero is BB with 7[img]/images/graemlins/diamond.gif[/img], J[img]/images/graemlins/heart.gif[/img]. CO posts a blind of $0.25. SB posts a blind of $0.10.
<font color="#666666">5 folds</font>, MP3 calls $0.25, CO (poster) checks, <font color="#666666">1 fold</font>, SB (poster) completes, Hero checks.

Flop: ($1) T[img]/images/graemlins/club.gif[/img], 9[img]/images/graemlins/diamond.gif[/img], 8[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(4 players)</font>
SB checks, Hero checks, MP3 checks, <font color="#CC3333">CO bets $1</font>, SB folds, Hero calls $1, MP3 calls $1.

Turn: ($4) K[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(3 players)</font>
Hero checks, <font color="#CC3333">MP3 bets $3</font>, CO folds, <font color="#CC3333">Hero bets $12.45 (All-in)</font>, MP3 calls $9.45.

River: ($16.45) 8[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>

Final Pot: $16.45