Missed value with AA?

[l0gician]

CO is typical loose passive fish. I get so wary when they re-raise ... I assume I lost a lot of value on the turn/river here? Should I have just jammed any non heart on the river, and c/r'ed the turn?

PokerStars $0.25/$0.50 Limit Hold'em - 6 players
Hand Converter Tool from DeucesCracked.com

Preflop: Hero is MP with A[img]/images/graemlins/club.gif[/img], A[img]/images/graemlins/heart.gif[/img]
UTG calls, <font color="#FF0000">Hero raises</font>, CO calls, Button calls, SB calls, BB folds, UTG calls.

Flop: (11.00 SB) 6[img]/images/graemlins/club.gif[/img], 4[img]/images/graemlins/heart.gif[/img], Q[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(5 players)</font>
SB checks, UTG checks, <font color="#FF0000">Hero bets</font>, <font color="#FF0000">CO raises</font>, Button folds, SB folds, UTG folds, Hero calls.

Turn: (7.50 BB) 9[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#FF0000">CO bets</font>, Hero calls.

River: (9.50 BB) 5[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#FF0000">CO bets</font>, Hero calls.

Final Pot: 11.50 BB