*Donald Young has reached the fourth round at a Grand Slam for the first time. He did it by defeating 24th-seeded Juan Ignacio Chela in straight sets Sunday at the U.S. Open.

Young, 22, won 7-5, 6-4, 6-3.

A full house at the Grandstand gave the Atlanta based rising star a standing ovation as he celebrated the victory, pumping his fist and grinning widely.

The AP points out that Six years after he became the youngest boy to finish a season as the world’s top-ranked junior player, Young is finally making his breakthrough at a major tournament.

The 84th-ranked southpaw, who got in on a wild card, upset 14th-seeded Stanislas Wawrinka in five sets in the second round.

“It’s been tough,” Young said. “There have been times when I didn’t want to pick up the racket, times when I couldn’t watch TV because they were talking bad about me. I’m just really excited.”

Watch this ESPN report on Donald Young: