AKo multiway ...ace of flush on the turn

[destro]

Villan (BB) appears decent. I've only been around for a few orbits.
Poker 3.00/6.00 Hold'em <font color="#0000FF">(6 handed)</font> link

Preflop: Hero is Button with A[img]/images/graemlins/club.gif[/img], K[img]/images/graemlins/diamond.gif[/img].
<font color="#CC3333">UTG raises</font>, <font color="#CC3333">MP 3-bets</font>, <font color="#666666">1 folds</font>, <font color="#CC3333">Hero caps</font>, <font color="#666666">1 folds</font>, BB calls, UTG calls, <font color="#CC3333">MP is all-in ($2.33)</font>.

Flop: (16.11 SB) 6[img]/images/graemlins/club.gif[/img], 4[img]/images/graemlins/spade.gif[/img], K[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(4 players, 1 all-in)</font>
BB checks, <font color="#CC3333">UTG bets</font>, <font color="#CC3333">Hero raises</font>, BB calls, <font color="#CC3333">UTG 3-bets</font>, <font color="#CC3333">Hero caps</font>, BB calls, UTG calls.

Turn: (14.06 BB) A[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(4 players, 1 all-in)</font>
<font color="#CC3333">BB bets</font>, UTG folds, Hero..???