After a flop of , Jeff Williams bet out 3,200 and the player on the button called. The turn brought the and both players checked to see the come on the river. They both opted to check again and then Williams simply tossed his cards into the muck. The dealer started to push the pot to the other player before John Cernuto interjected saying that the player had to reveal his cards to win the pot. Indeed, Cernuto was correct in that if a hand goes to showdown the winning player has to show their hand to win the pot, even if the other player mucks.
The button did reveal his for a pair of sevens as he scooped up the pot.