Line check with AQ

[Double Eagle]

Another relatively deep stacked hand from the 11r. I was pretty sure he wasn't on the diamond draw and was trying to keep the pot as small as possible. Should I have thrown out a blocking bet on the river here?

PokerStars No-Limit Hold'em Tourney, Big Blind is t400 (9 handed) converter (http://www.selachian.com/tools/bisonconverter/hhconverter.cgi)

SB (t11850)
BB (t3400)
UTG (t18275)
Hero (t19925)
MP1 (t3420)
MP2 (t24585)
MP3 (t3230)
CO (t14527)
Button (t25755)

Preflop: Hero is UTG+1 with Q/images/graemlins/club.gif, A/images/graemlins/heart.gif.
UTG calls t400, <font color="#CC3333">Hero raises to t1600</font>, <font color="#666666">3 folds</font>, CO calls t1600, <font color="#666666">3 folds</font>, UTG calls t1200.

Flop: (t5000) Q/images/graemlins/diamond.gif, 4/images/graemlins/diamond.gif, 3/images/graemlins/club.gif <font color="#0000FF">(3 players)</font>
UTG checks, <font color="#CC3333">Hero bets t2800</font>, CO calls t2800, UTG folds.

Turn: (t10600) 8/images/graemlins/spade.gif <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#CC3333">CO bets t3200</font>, Hero calls t3200.

River: (t17000) 9/images/graemlins/diamond.gif <font color="#0000FF">(2 players)</font>
Hero checks, CO checks.

Final Pot: t17000