It happens today:
nl400
I get AA early position then I raises about 4x big blind.
One olayer called it. FLOP AcKd7p I check he bets abaut pot/4, I calls.
TURN 9d, I checked he bets about pot/2 and I raises he reraises I just called it.
RIVER Kh, I gets full house so I push all of my chips he called it and shows KK.
Well I lost my buy in.