6.50 Stars: AA line check

[BeattysLuck]

PokerStars No-Limit Hold'em Tourney, Big Blind is t20 (8 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

CO (t1500)
Hero (t1490)
SB (t1480)
BB (t3030)
UTG (t1500)
UTG+1 (t1500)
MP1 (t1500)
MP2 (t1500)

Preflop: Hero is Button with A, A.
3 folds</font>, MP2 calls t20, 1 fold</font>, Hero raises to t60</font>, 1 fold</font>, BB calls t40, MP2 calls t40.

Flop: (t190) K, 3, 3 (3 players)</font>
BB checks, MP2 checks, Hero bets t120</font>, BB calls t120, MP2 folds.

Turn: (t430) T (2 players)</font>
BB checks, Hero checks.

River: (t430) J (2 players)</font>
BB checks, Hero checks.

2nd hand, villian doubled up with AQ first hand. Maybe I could have bet the pot on the flop but I was a little unsure what to do after the 3rd spade hit. Any thoughts?