IPoker, $0.01/$0.02 No Limit Hold'em Cash, 6 Players
CO: $7.33 (366.5 bb)
BTN: $4.21 (210.5 bb)
Hero (SB): $2.41 (120.5 bb)
BB: $2.16 (108 bb)
UTG: $0.72 (36 bb)
MP: $1.34 (67 bb)
Preflop: Hero is SB with A♣ A♦
UTG calls $0.02, MP calls $0.02, CO raises to $0.12, BTN folds, Hero raises to $0.40, 3 folds, CO calls $0.28
Flop: ($0.86) 6♥ 2♥ T♥ (2 players)
Hero checks, CO bets $0.57, Hero raises to $2.01, CO calls $1.44
Turn: ($4.88) 9♣ (2 players)
River: ($4.88) J♦ (2 players)
Results:
Spoiler
$4.88 pot ($0.32 rake)
Final Board: 6♥ 2♥ T♥ 9♣ J♦
CO showed 7♥ 5♥ and won $4.56 ($2.15 net)
Hero mucked A♣ A♦ and lost (-$2.41 net)
CO 27/21 (113)
Can't explain clearly why made this move 
One possibility is that once he is so aggressive preflop can also be posflop and try to take the pot down once sees me checking.
It's ok to do this move on this board and being a 3bet pot?
