AA OOP vs unknown - Tough turn spot

[Syntec87]

Villain is 12/8 over 35 hands - never played before with him


PokerStars No-Limit Hold'em, $1.00 BB (4 handed) Poker Stars Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

saw flop|<font color="#C00000">saw showdown</font>

Button ($81.40)
<font color="#C00000">Hero ($105.05)</font>
BB ($60.60)
<font color="#C00000">UTG ($103.25)</font>

Preflop: Hero is SB with A[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/heart.gif[/img].
UTG calls $1, Button calls $1, <font color="#CC3333">Hero raises to $6</font>, <font color="#666666">1 fold</font>, UTG calls $5, Button folds.

Flop: ($14) 7[img]/images/graemlins/club.gif[/img], 4[img]/images/graemlins/diamond.gif[/img], 9[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $10</font>, UTG calls $10.

Turn: ($34) 6[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $25</font>, <font color="#CC3333">UTG raises to $87.25</font>, Hero calls $62.25.

River: ($208.50) 3[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>

Final Pot: $208.50


As played, two questions, how do you play turn, but more importantly, given that you bet, do you call all in?