AQs 3-bet pot turn play

[CallYNotRaise06]

villain is 20/14/6.2 i cant really remember how he played post flop. we havent played too many 3-bet pots(atleast i dont remember playing alot).


$3/$6 - No Limit Hold'em
Seat 1: jmah1 ($687)
Seat 2: <font color="blue"> hero </font> ($978.40)
Seat 3: Supertuan1 ($746)
Seat 4: kingc11 ($1,608)
Seat 5: cheettt ($847)
Seat 6: lollylu ($959.85)
cheettt posts the small blind of $3
lollylu posts the big blind of $6
The button is in seat #4
*** HOLE CARDS ***
Dealt to <font color="blue"> hero </font> [A [img]/images/graemlins/club.gif[/img] Q [img]/images/graemlins/club.gif[/img]]
jmah1 folds
<font color="blue"> hero </font> raises to $21
Supertuan1 folds
kingc11 folds
cheettt raises to $69
lollylu folds
<font color="blue"> hero </font> calls $48
*** FLOP *** [2 [img]/images/graemlins/spade.gif[/img] 4 [img]/images/graemlins/club.gif[/img] A [img]/images/graemlins/spade.gif[/img]]
cheettt bets $100
<font color="blue"> hero </font> calls $100
*** TURN *** [T [img]/images/graemlins/club.gif[/img]]
cheettt checks
<font color="blue"> hero </font> bets $225
cheettt raises to $678, and is all in
<font color="blue"> hero </font> calls $453


obv when he shoves im like [censored]. is checking behind on the turn here standard? after looking the hand over i think i like a check better especially since i havent been floating 3-bet flops much.

[CallYNotRaise06]

actually ya now looking at it again i really really like a check behind.