NL100 - KK, ¿turn action?

16/11/2.1(33)/24 en 5.1k hands

3bet 1.6

call open 10%

fold bb to steal: 83

fold sb to steal: 91

fold to cb 50, raise 10, call 40

donk 10%

w$wsf 42

AF: 2.2/2.4/2.3

AFq: 33/40/19

c/r turn: 11%

$0.5/$1 No Limit Holdem

9 players

Stacks:

UTG ([="#0000cc"]$126.80[/])

UTG+1 ([="#0000cc"]$107.75[/])

MP1 ([="#0000cc"]$105.25[/])

MP2 ([="#0000cc"]$102.50[/])

MP3 ([="#0000cc"]$60.00[/])

CO ([="#0000cc"]$115.40[/])

Hero (BTN) ([="#0000cc"]$117.80[/])

SB ([="#0000cc"]$250.50[/])

BB ([="#0000cc"]$196.85[/])

Pre-flop: ($1.50, 9 players) Hero is BTN K:club: K:heart:

[="#777777"]6 folds[/], [="#cc0000"]Hero raises to $3[/], SB calls $2.50, [="#777777"]1 fold[/]

Flop: 8:club: 3:spade: 9:spade: ($7, 2 players)

[="#cc0000"]SB bets $4.50[/], Hero calls $4.50

Turn: 2DIAMONd ($16, 2 players)

SB checks, Hero ????