Good or Bad AA play? NL10

[Surprise]

Poker Stars, $0.05/$0.10 NL Hold'em Cash Game, 6 Players
LeggoPoker.com - Hand History Converter

CO: $14.45
Hero (BTN): $9.60
SB: $8.90
BB: $6.80
UTG: $13.70
MP: $5.95

Pre-Flop: A[img]/images/graemlins/club.gif[/img] A[img]/images/graemlins/heart.gif[/img] dealt to Hero (BTN)
UTG folds, MP calls $0.10, <font color="red">CO raises to $0.30</font>, <font color="red">Hero raises to $0.70</font>, 3 folds, CO calls $0.40

Flop: ($1.65) 5[img]/images/graemlins/heart.gif[/img] 4[img]/images/graemlins/heart.gif[/img] 8[img]/images/graemlins/heart.gif[/img] (2 Players)
CO checks, <font color="red">Hero bets $0.40</font>, CO calls $0.40

Turn: ($2.45) 6[img]/images/graemlins/spade.gif[/img] (2 Players)
CO checks, <font color="red">Hero bets $1.10</font>, <font color="red">CO raises to $2.20</font>, Hero calls $1.10

River: ($6.85) J[img]/images/graemlins/spade.gif[/img] (2 Players)
<font color="red">CO bets $3.50</font>, Hero calls $3.50

<font color="white">Results: $13.85 Pot ($0.65 Rake)
CO showed 7[img]/images/graemlins/club.gif[/img] 7[img]/images/graemlins/spade.gif[/img] (a straight, Four to Eight) and WON $13.20 (+$6.40 NET)
Hero showed A[img]/images/graemlins/club.gif[/img] A[img]/images/graemlins/heart.gif[/img] (a pair of Aces) and LOST (-$6.80 NET)</font>

Since this is my first real post I think I should let you guys give your input before I say what I was thinking on all streets?