Should I call this all-in on the draw?

[KSOT]

Cryptologic 0.15/0.25 PLO <font color="#0000FF">(10 handed)</font> link

UTG+2 ($19.00)
MP1 ($6.60)
MP2 ($7.02)
MP3 ($18.43)
CO ($29.00)
Button ($13.65)
SB ($24.10)
Hero ($45.50)
UTG ($24.20)
UTG+1 ($23.95)

Preflop: Hero is BB with 7[img]/images/graemlins/club.gif[/img], J[img]/images/graemlins/club.gif[/img], 5 [img]/images/graemlins/heart.gif[/img], T [img]/images/graemlins/heart.gif[/img].
<font color="#666666">1 fold</font>, UTG+1 calls .25, UTG+2 calls .25, <font color="#CC3333">MP1 raises to .50</font>, MP2 calls .50, <font color="#666666">1 fold</font>, CO calls .50, <font color="#666666">2 folds</font>, Hero calls .25, UTG+1 calls .25, UTG+2 calls .25.

Flop: (19.33 SB) 8[img]/images/graemlins/diamond.gif[/img], 3[img]/images/graemlins/spade.gif[/img], 9[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(6 players)</font>
Hero checks, UTG+1 checks, <font color="#CC3333">UTG+2 bets 2.50</font>, MP1 folds, MP2 folds, CO calls 2.50, Hero calls 2.50, UTG+1 folds.

Turn: (41.60 BB) 4[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(3 players)</font>
Hero checks, <font color="#CC3333">UTG+2 bets 10</font>, <font color="#CC3333">CO raises all-in for 26</font>, Hero...?

CO is a regular whose game I respect and I'm not sure if my club draw is live. What do you do here?