50NL - Villain mindonk-calls F&T, flush hits river and my ace pairs.

[badatmath]

I talked myself into thinking he could have a weaker ace 1 in 3 times, but I think I do this too much with river calls where I'm getting 2:1. Is this river a fold?

Thanks, Matt

PokerStars No-Limit Hold'em, $0.50 BB (9 handed) Poker Stars Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

CO ($19.25)
Button ($24.05)
SB ($25.85)
BB ($31.05)
UTG ($31.30)
UTG+1 ($14.90)
MP1 ($80.05)
MP2 ($23)
Hero ($50.60)

Preflop: Hero is MP3 with A[img]/images/graemlins/diamond.gif[/img], Q[img]/images/graemlins/heart.gif[/img].
UTG calls $0.50, <font color="#666666">3 folds</font>, <font color="#CC3333">Hero raises to $2.5</font>, <font color="#666666">4 folds</font>, UTG calls $2.

Flop: ($5.75) 8[img]/images/graemlins/club.gif[/img], 6[img]/images/graemlins/club.gif[/img], A[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">UTG bets $0.5</font>, <font color="#CC3333">Hero raises to $3.5</font>, UTG calls $3.

Turn: ($12.75) 4[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">UTG bets $0.5</font>, <font color="#CC3333">Hero raises to $7</font>, UTG calls $6.50.

River: ($26.75) A[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">UTG bets $18.3 (All-In)</font>, Hero calls $18.30.

Final Pot: $63.35