Top Top, Chop Chop?

[Chicago Twister]

My read here was that he only has AK/KK+. Questions are how reasonable is that read, and given this read should I have played preflop or flop differently? Matt Flynn or Sunny might have something to say about this, and if they do I'd love to hear it...

Full Tilt Poker - No Limit Hold'em Cash Game - $0.25/$0.50 Blinds - 5 Players - (LegoPoker Hand History Converter)

SB: $50.75
BB: $51.55
UTG: $52.25
Hero (CO): $54.20
BTN: $48.25

Preflop: Hero is dealt A[img]/images/graemlins/spade.gif[/img] K[img]/images/graemlins/heart.gif[/img] (5 Players)
UTG folds, <font color="red">Hero raises to $2.00</font>, 2 folds, <font color="red">BB raises to $6.75</font>, Hero calls $4.75

Flop: ($13.75) 3[img]/images/graemlins/heart.gif[/img] 2[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/diamond.gif[/img] (2 Players)
<font color="red">BB bets $11.50</font>, Hero calls $11.50

Turn: ($36.75) 3[img]/images/graemlins/club.gif[/img] (2 Players)
<font color="red">BB bets all-in for $33.30</font>, Hero