1/3 game, i had AJo on MP, raised to 12, 5 callers, 6 hands into flop

flop was 34Q rainbow

all checked

turn J, still rainbow

1 EP bet 25, i called, CO re-raised to 125, EP fold, i called [CO image = TAG]

river 6, i checked, CO shoved all in with 200, i had him covered

my action?