Is this ever a fold with KK?

[IshTerp]

$28,000 Guarenteed on FTP. 100 players left. Im in 7th in chips, Villian is 6th in chips. I have a recent aggressive image at the table.Full Tilt Poker, NL Hold'em Tournament, $28,000 Guarantee, 800/1,600 Blinds, 200 Ante, 8 Players
LeggoPoker.com - Hand History Converter

BB: 21,922
UTG: 75,458
UTG+1: 41,762
MP1: 77,738
MP2: 15,671
Hero (CO): 74,930
BTN: 22,272
SB: 91,914

Pre-Flop: (4,000) K[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/club.gif[/img] dealt to Hero (CO)
UTG calls 1,600, 3 folds, <font color="red">Hero raises to 7,730</font>, 3 folds, UTG calls 6,130

Flop: (19,460) 7[img]/images/graemlins/heart.gif[/img] T[img]/images/graemlins/spade.gif[/img] 4[img]/images/graemlins/heart.gif[/img] (2 Players)
UTG checks, <font color="red">Hero bets 14,954</font>, <font color="red">UTG raises to 67,528 and is All-In</font>, Hero calls 52,046 and is All-In

Turn: (153,460) 2[img]/images/graemlins/diamond.gif[/img] (2 Players - 1 is All-In)

River: (153,460) 8[img]/images/graemlins/club.gif[/img] (2 Players - 1 is All-In)

Results: 153,460 Pot
UTG showed A[img]/images/graemlins/diamond.gif[/img] A[img]/images/graemlins/spade.gif[/img] (a pair of Aces) and WON 153,460 (+78,530 NET)
Hero showed K[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/club.gif[/img] (a pair of Kings) and LOST (-74,930 NET)