TPTK dry board

[Freer0llin]

Full Tilt Poker, $0.25/$0.50 NL Hold'em Cash Game, 6 Players
LegoPoker Hand History Converter

Hero (MP): $47.75
CO: $50
BTN: $125
SB: $50
BB: $36
UTG: $41.85

CO posts $0.50
Pre-Flop: K[img]/images/graemlins/spade.gif[/img] A[img]/images/graemlins/spade.gif[/img] dealt to Hero (MP)
UTG calls $0.50, <font color="red">Hero raises to $3</font>, CO calls $2.50, 2 folds, BB calls $2.50, UTG folds

Flop: ($9.75) A[img]/images/graemlins/club.gif[/img] 9[img]/images/graemlins/spade.gif[/img] 2[img]/images/graemlins/heart.gif[/img] (3 Players)
BB checks, <font color="red">Hero bets $5</font>, <font color="red">CO raises to $13</font>, <font color="red">BB raises to $33 and is All-In</font>

Results: $40.75 Pot ($40.75 Rake)

No reads. What's your play? Would you have played it any different?