3 bet pot with KK and Ace flops

[XHitman014]

I'm running 23/18/7, villian is 19/14/3.75 over 350ish hands, all datamined

Easy fold on river?

Full Tilt Poker - No Limit Hold'em Cash Game - $0.50/$1 Blinds - 6 Players - (LegoPoker Hand History Converter)

SB: $97.55
BB: $86.35
UTG: $120.00
MP: $22.65
CO: $173.75
Hero (BTN): $127.30

Preflop: Hero is dealt K[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/spade.gif[/img] (6 Players)
2 folds, <font color="red">CO raises to $3.50</font>, <font color="red">Hero raises to $12.00</font>, SB folds, BB calls $11.00, CO calls $8.50

Flop: ($36.50) 9[img]/images/graemlins/diamond.gif[/img] A[img]/images/graemlins/diamond.gif[/img] A[img]/images/graemlins/heart.gif[/img] (3 Players)
BB checks, CO checks, Hero checks

Turn: ($36.50) 7[img]/images/graemlins/heart.gif[/img] (3 Players)
BB checks, <font color="red">CO bets $22.00</font>, Hero calls $22.00, BB folds

River: ($80.50) 9[img]/images/graemlins/spade.gif[/img] (2 Players)
<font color="red">CO bets $35.00</font>, Hero...

[ikestoys]

one of them has the ace yeah?