Everything you need to know about the final round of the U.S. Open

SOUTHAMPTON, N.Y. -- Get ready for a Sunday at the U.S. Open that no one saw coming. The course, the tournament -- everything took a sharp turn Saturday, giving us a wide-open, surprising and unpredictable final round.

So, about that final group ...

The last group on the tee Sunday for the 118th U.S. Open will be ... Tony Finau and Daniel Berger.

Hang on, how'd that happen?

Finau and Berger both finished their rounds right about when 36-hole leader Dustin Johnson was starting his day at windy, sun-baked Shinnecock Hills. Both posted 4-under 66s, the best rounds of the day by two shots. Kiradech Aphibarnrat, who shot 68 and was the only other player to post a round under par, pushed his way up…