Deep river call

[Keyser.]

Villain is a donk. 60/7/1 over a small sample. Pretty passive so far so not sure about his bluff capabilities.

Full Tilt Poker - No Limit Hold'em Cash Game - $0.75/$1.50 Blinds - 5 Players - (LegoPoker HH Converter)

Hero (SB): $607.30
BB: $579.35
UTG: $364.20
CO: $279.45
BTN: $299.25

Preflop: Hero is dealt K[img]/images/graemlins/spade.gif[/img] K[img]/images/graemlins/diamond.gif[/img] (5 Players)
UTG calls $1.50, CO folds, <font color="red">BTN raises to $4.00</font>, <font color="red">Hero raises to $17.00</font>, BB folds, UTG calls $15.50, BTN calls $13.00

Flop: ($52.50) 6[img]/images/graemlins/club.gif[/img] 7[img]/images/graemlins/club.gif[/img] 8[img]/images/graemlins/spade.gif[/img] (3 Players)
<font color="red">Hero bets $43.00</font>, UTG calls $43.00, BTN folds

Turn: ($138.50) 3[img]/images/graemlins/spade.gif[/img] (2 Players)
<font color="red">Hero bets $115.00</font>, UTG calls $115.00

River: ($368.50) 6[img]/images/graemlins/heart.gif[/img] (2 Players)
Hero checks, <font color="red">UTG bets all-in for $189.20</font>, Hero ?