Turn with AA and paired board

[tansoku]

2/4 6 max, 5 handed

I get A [img]/images/graemlins/spade.gif[/img]A [img]/images/graemlins/heart.gif[/img] in the BB
CO is 34/18/1.5 over 266 hands, SB is similar over 50 hands.

CO raises, SB calls, I 3bet, call, call

Flop (9 SB): 2 [img]/images/graemlins/diamond.gif[/img]6 [img]/images/graemlins/heart.gif[/img]8 [img]/images/graemlins/diamond.gif[/img]
SB checks, I bet, call, call.

Turn (6BB): 8 [img]/images/graemlins/club.gif[/img]
chk, I bet, CO raises, SB calls, I..?