NL20 : AK TPTK facing turn raise AI

[Luckyspikes]

No read on the vilain, it's his 4th hand at the table

Thanks in advance for all your comments.

Prima Poker skin
No Limit Holdem Ring game
Blinds: $0.10/$0.20
10 players
Converter

Stack sizes:
UTG: $33.15
UTG+1: $3.50
UTG+2: $13.75
Luckyspikes: $19.90
MP2: $10.80
MP3: $7.85
CO: $25.82
Button: $20.70
SB: $5.05
BB: $18.20

Pre-flop: (10 players) Luckyspikes is MP1 with K[img]/images/graemlins/club.gif[/img] A[img]/images/graemlins/heart.gif[/img]
UTG calls $0.2 <font color="blue">(pot was $0.3)</font>, 2 folds, <font color="#red">Luckyspikes raises to $0.8</font>, MP2 calls $0.8 <font color="blue">(pot was $1.3)</font>, 2 folds, Button calls $0.8 <font color="blue">(pot was $2.1)</font>, 3 folds.

Flop: A[img]/images/graemlins/diamond.gif[/img] 2[img]/images/graemlins/club.gif[/img] 8[img]/images/graemlins/club.gif[/img] ($2.9, 3 players)
<font color="#red">Luckyspikes bets $2.75</font>, MP2 folds, Button calls $2.75 <font color="blue">(pot was $5.65)</font>.

Turn: 9[img]/images/graemlins/heart.gif[/img] ($8.4, 2 players)
<font color="#red">Luckyspikes bets $6</font>, <font color="#red">Button raises all-in $17.15</font>, Luckyspikes ????