FTP MTT 750K (216$) - KK decision

[Impulse]

UTG 25/18/1.0 ist imo nach nur 24 händen relativ weak mit station-tendenz.
BTN ist ein relativ tighter reg. 11/8/1.3 (3.8%3bet) über einge hundert hände.
hero's image ist solid/standart tag.
thanx for imputs!

Full Tilt No-Limit Hold'em Tournament, 60/120 Blinds (9 handed) - Full Tilt Converter Tool from FlopTurnRiver.com

MP3 (t4999)
CO (t4262)
Button (t9353)
Hero (SB) (t10578 )
BB (t4738 )
UTG (t16684)
UTG+1 (t5580)
MP1 (t2530)
MP2 (t5780)

Hero's M: 58.77

Preflop: Hero is SB with :kc, :ks
UTG bets t275, 5 folds, Button calls t275, Hero raises to t1140, 1 fold, UTG calls t865, Button calls t865

Flop: (t3540) :5s, :jc, :td (3 players)
Hero bets t2100, 1 fold, Button calls t2100

Turn: (t7740) :3s (2 players)
Hero?