Jacks, shorty pushes and co calls

[TheyCallMeDonk]

Full Tilt Poker - No Limit Hold'em Cash Game - $0.25/$0.50 Blinds - 6 Players - (LegoPoker HH Converter (http://www.legopoker.com/hh))

Hero (SB): $67.10
BB: $50.00
UTG: $18.45
MP: $91.35
CO: $39.65
BTN: $27.40

Reads: <font color="blue">
UTg is 55/14/2.67 over 22 hands :S
CO is 36/0/2.00 over 30 hands:S
If it matters at all</font>

Preflop: Hero is dealt J/images/graemlins/diamond.gif J/images/graemlins/spade.gif (6 Players)
UTG calls $0.50, MP folds, CO calls $0.50, BTN folds, <font color="red">Hero raises to $3.00</font>, BB folds, UTG calls $2.50, CO calls $2.50

Flop: ($9.50) 6/images/graemlins/diamond.gif 4/images/graemlins/club.gif 4/images/graemlins/diamond.gif (3 Players)
<font color="red">Hero bets $9.00</font>, <font color="red">UTG raises all-in to $15.45</font>, CO calls $15.45, Hero

WHat am I supposed to do here? Push or call?

[Go_BroKe]

easy push!

call would be bad, because you don't like to see an overcard/3rd Diamond on the turn.

[FUstaRS]

CO cold call scares me.

However he seems like a donk, so probaly has a draw.

Given they are both somewhat short, i push and dodge a diamond.