Do you raise ths blocking bet?

[iceman5]

I wasnt sure what to do when he lead out with that blocker on the river. I doubted seriously that he had a Q, but I couldnt put him on a hand so I just called. What do you think?

Party Poker No-Limit Hold'em, $ BB (10 handed) converter

SB ($776.9)
BB ($133.1)
UTG ($201.5)
UTG+1 ($82)
UTG+2 ($550)
MP1 ($421.7)
MP2 ($409.2)
Hero ($523.1)
CO ($421)
Button ($454.8)

Preflop: Hero is MP3 with K[img]/images/graemlins/heart.gif[/img], K[img]/images/graemlins/club.gif[/img]. SB posts a blind of $2.
<font color="#666666">3 folds</font>, MP1 calls $4, <font color="#666666">1 fold</font>, <font color="#CC3333">Hero raises to $20</font>, <font color="#666666">4 folds</font>, MP1 calls $16.

Flop: ($46) 9[img]/images/graemlins/spade.gif[/img], 8[img]/images/graemlins/heart.gif[/img], 3[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
MP1 checks, <font color="#CC3333">Hero bets $32</font>, MP1 calls $32.

Turn: ($110) Q[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
MP1 checks, <font color="#CC3333">Hero bets $75</font>, MP1 calls $75.

River: ($260) Q[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">MP1 bets $95</font>, Hero calls $95.

Final Pot: $450