Final table
7 players left

I have 42K (2nd in chips)
Button have 39K
Raiser 7K
I'm on BB With AKo

MP raise 7K and is all in
Button call
I call (do you raise?)

Flop comes
A46

I Bet 12K
Button call ????

Turn K

I check
Button is AI

What do you do?

KJ