20/40 CAZ WA/WB i hit gin on the turn

[RudeboyOi]

ive been running well in the 6/12 and the 8/16 this week
so decided to take a shot at the 20/40 and this hand came up

7 or 8 handed idk anyone
only 2nd orbit at the table

folds to CO who raises, button folds
HERO 3bets As 8s from the sb
bb folds, CO caps, HERO calls

flop AA2
HERO checks
CO bets
HERO calls

turn an 8
CO bets
HERO calls

river 5
HERO bets

thoughts?