When to fold AA

[Peter-23]

MP2 is semi-loose and aggressive.
BB is semi-lose but not very aggressive.
Hero is MP3

prima $1/$2 limit
Preflop 9 players. Hero is dealt A [img]/images/graemlins/spade.gif[/img] A [img]/images/graemlins/diamond.gif[/img]
3 fold, MP2 bet, Hero raise, 3 fold, BB call, MP2 raise, Hero cap, BB call, MP2 call
(12.5 SB)
Flop 3 players. J [img]/images/graemlins/club.gif[/img] Q [img]/images/graemlins/spade.gif[/img] 3 [img]/images/graemlins/diamond.gif[/img]
BB bet, MP2 call, Hero raise, BB raise, MP2 call, Hero call.
(10.75 BB)
Turn 3 players. 7 [img]/images/graemlins/diamond.gif[/img]
BB bet, MP2 raise, Hero call, BB raise, MP2 cap

The pot is big but is this not a clear fold?

(is there any converter out there for prima hands?)