By Michael Shapiro Even better for the gambler in question, the original payment was part of a free credit. View the original article to see embedded media. Sunday’s results were relatively unexpected in Las Vegas, with the Bengals pulling off an upset win over the Chiefs while the Rams beat the 49ers but did not cover the 3.5-point spread. But one bettor was right on the money in his picks for the AFC and NFC championship games. An online bettor won $579,000 by correctly guessing the exact scores of the Bengals’ 27–24 win and the Rams’ 20–17 win, raking in the cash following a simple $20 bet….