river vb? (warning: thin)

[yourface]

both villains are donkish. they play too many hands preflop and play them somewhat poorly postflop.

Poker Room skin
Limit Holdem Ring game
Limit: $3/$6
3 players
Converter

Pre-flop: (3 players) hero is Button with Q[img]/images/graemlins/club.gif[/img] K[img]/images/graemlins/spade.gif[/img]
<font color="#cc0000">hero raises</font>, SB calls, BB calls.

Flop: Q[img]/images/graemlins/diamond.gif[/img] 9[img]/images/graemlins/heart.gif[/img] 8[img]/images/graemlins/diamond.gif[/img] (6SB, 3 players)
SB checks, BB checks, <font color="#cc0000">hero bets</font>, SB calls, BB calls.

Turn: A[img]/images/graemlins/heart.gif[/img] (4.5BB, 3 players)
SB checks, BB checks, <font color="#cc0000">hero bets</font>, SB calls, BB calls.

River: 9[img]/images/graemlins/spade.gif[/img] (7.5BB, 3 players)
SB checks, BB checks, <font color="#cc0000">hero bets</font>

any value to be squeezed out with this bet?