Pokerstars $100 Tournament AQ Call??

[flippetyflop]

PokerStars No Limit Hold Em Tournaments
Blinds 800/1600

Entries Left 35

Average Stack is around 39000 I have 24000

I am UTG with A [img]/images/graemlins/heart.gif[/img] Queen [img]/images/graemlins/club.gif[/img]

Raise to 4800

Folds to MP3 who raises all in with a stack of 29000

Hero???

Do I have to call here? The Thing is If this player is reraising all in there's nothing I'm really beating. Should I fold here and wait for a better spot? Or Should I be calling here everytime?