Villain is loose but has been passive. Turn is a toughie. What to do and why?

0/0 TEXASHTGAMETABLE (NL) - TUE FEB 07 11:35:52 EDT 2006
Table Pink Forest (Real Money) -- Seat 1 is the button
Total number of players : 6
Seat 1: BENNYKING ( $494.15)
Seat 2: Starfruit ( $662.27)
Seat 3: Saalistaja ( $468.00)
Seat 4: Torom ( $140.80)
Seat 5: KokoKanu ( $658.57)
Seat 6: elbremio ( $194.92)
Starfruit posts small blind (2.00)
Saalistaja posts big blind (4.00)
** Dealing down cards **
Dealt to Saalistaja [ Qh, Qs ]
Torom folds.
KokoKanu folds.
elbremio folds.
BENNYKING raises (8.00)
Starfruit folds.
Saalistaja raises (22.00)
BENNYKING calls (18.00)
** Dealing Flop ** : [ 9s, 7h, 4c ]
Saalistaja bets (44.00)
BENNYKING calls (44.00)
** Dealing Turn ** : [ 8s ]
Saalistaja bets (96.00)
BENNYKING raises (192.00)
Saalistaja??