Naomi Osaka comes back, beats Azarenka for 2nd US Open title

Associated Press Naomi Osaka celebrates Saturday during the U.S. Open women's singles final against Victoria Azarenka.

NEW YORK — After one errant forehand in the first set of the U.S. Open final, Naomi Osaka looked at her coach in the mostly empty Arthur Ashe Stadium stands with palms up, as if to say, “What the heck is happening?”