($225) Top two turns into a flush board. Call river?

[ryanghall]

1st hand. Have played with this opponent once and he was fairly loose. Who calls preflop and who folds? What's your flop play? (I like a big CR to end the hand) Should I block the river? Comments appreciated.

PokerStars Tournament, Big Blind is t20 (9 handed) Converter on pregopoker.com

UTG (t1500)
UTG+1 (t1500)
MP1 (t1500)
MP2 (t1500)
MP3 (t1500)
CO (t1500)
Button (t1500)
Hero (t1500)
BB (t1500)

Preflop: Hero is in SB with A[img]/images/graemlins/spade.gif[/img] Q[img]/images/graemlins/spade.gif[/img]
<font color="gray">UTG folds</font>, <font color="gray">UTG+1 folds</font>, <font color="gray">MP1 folds</font>, <font color="red">MP2 raises to t60</font>, MP3 calls t60, <font color="gray">CO folds</font>, <font color="gray">Button folds</font>, Hero calls t50, <font color="gray">BB folds</font>

Flop: (t200) Q[img]/images/graemlins/heart.gif[/img] A[img]/images/graemlins/heart.gif[/img] 5[img]/images/graemlins/heart.gif[/img] (3 players)
Hero checks, MP2 checks, <font color="red">MP3 bets t20</font>, <font color="red">Hero raises to t200</font>, <font color="gray">MP2 folds</font>, MP3 calls t180

Turn: (t600) 2[img]/images/graemlins/heart.gif[/img] (2 players)
Hero checks, MP3 checks

River: (t600) 3[img]/images/graemlins/heart.gif[/img] (2 players)
Hero checks, <font color="red">MP3 bets t220</font>, Hero ?