Interested to hear what everyone thinks about this one.
A little history ...
The CO has been short stacked for quite a while but hasn't been going mad. He's actually tried to limp into some pots. This is only his third shove in about 15 hands.
The chip leader (SB) hasn't been fooling around much. Nine hands ago he crippled me (to 85 in chips) when all the money went in pre-flop. I had

which got slaughtered by his

.
PokerStars Tournament Hold'em No Limit - Level VI (100/200) - 6-max
Seat 2: SB (3570 in chips)
Seat 3: Hero (1410 in chips)
Seat 4: UTG (1410 in chips)
Seat 5: CO (755 in chips)
Seat 6: Button (1855 in chips)
SB: posts small blind 100
Hero: posts big blind 200
*** HOLE CARDS ***
Dealt to Hero [As 9d]
UTG: folds
CO: raises 555 to 755 and is all-in
Button: folds
SB: calls 655
Hero:
