turn good 1 card flush

[yourface]

button 40/18/1.6 wtsd 32 over 3200 hands
he showed down very ligh tin a big pot not too many hands ago. 89s with a flopped fd+pair of 8s in what was a capped pot preflop with a flop c/r

only 20 hands or so with SB. he has been loose passive preflop so far, and seems to be playing fit or fold postflop

Limit Holdem Ring game
Limit: $5/$10
6 players
Converter

Pre-flop: (6 players) yourface is UTG+1 with T[img]/images/graemlins/heart.gif[/img] T[img]/images/graemlins/club.gif[/img]
UTG folds, <font color="#cc0000">yourface raises</font>, CO folds, <font color="#cc0000">Button 3-bets</font>, SB calls, BB folds, yourface calls.

Flop: J[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/heart.gif[/img] A[img]/images/graemlins/heart.gif[/img] (10SB, 3 players)
SB checks, yourface checks, <font color="#cc0000">Button bets</font>, SB calls, yourface calls.

Turn: 8[img]/images/graemlins/heart.gif[/img] (6.5BB, 3 players)
SB checks,

what do you guys do here?