AA, 100nl, 10max, facing flop raise on low coordinated board hu

[pete3145]

Utg+1 is 19-0-0 on 30 hands. Havent really got any good reads on him. Din't even notice him at the table [img]/images/graemlins/wink.gif[/img].

Party Poker No-Limit Hold'em, $ BB (10 handed) internettexasholdem.com

Hero ($97)
SB ($97.50)
BB ($91)
UTG ($122.90)
UTG+1 ($276.26)
UTG+2 ($101.15)
MP1 ($177.09)
MP2 ($44)
MP3 ($96.40)
CO ($81.75)

Preflop: Hero is Button with A[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/heart.gif[/img]. SB posts a blind of $0.50.
<font color="#666666">1 fold</font>, UTG+1 calls $1, <font color="#666666">5 folds</font>, <font color="#CC3333">Hero raises to $3</font>, <font color="#666666">2 folds</font>, UTG+1 calls $2.

Flop: ($7.50) 3[img]/images/graemlins/spade.gif[/img], 2[img]/images/graemlins/spade.gif[/img], 4[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
UTG+1 checks, <font color="#CC3333">Hero bets $6</font>, <font color="#CC3333">UTG+1 raises to $15</font>, Hero...