Alexander Zverev's tearful US Open confession: The untold story behind his emotional victory

Alexander Zverev turned an emotional moment into an unforgettable highlight following his victory at Flushing Meadows, pausing during his trophy presentation to deliver a deeply personal tribute.

The newly crowned champion directed his gratitude toward someone special who traditionally bypasses watching his matches live; his mother, Irina Zvereva.

Visibly moved on the court, Zverev recalled the day he was diagnosed with Type 1 diabetes at four years old, sharing how doctors initially warned that sports and active life would be severely limited.

Emotional Alexander Zverev dedicates US Open glory to mother who defied all medical odds.

Praising her unmatched strength, Zverev revealed how she walked out of that medical office determined to reject those boundaries, telling him he could pursue whatever path he chose.

That steadfast resilience laid the emotional groundwork for a career that ultimately culminated in Grand Slam glory, leaving the tennis world deeply moved by the champion's heartfelt acknowledgement.

Alexander Zverev defeated Ben Shelton in a four-set thriller Sunday to win his first US Open title and cap a career-best Grand Slam season.

The German beat No. 8 Shelton 6-3, 7-6 (2), 5-7, 6-2 in three hours and 33 minutes at Arthur Ashe Stadium

The victory gives 29-year-old Zverev his second Grand Slam title after winning the French Open earlier this year.

Zverev controlled the opening set before surviving a tougher second, which Shelton forced into a tiebreak. Zverev raced to a 5-0 advantage before taking it 7-2.

Shelton fought back to win the third set 7-5, energizing the New York crowd, but Zverev regained control and comfortably closed out the fourth 6-2.

“It was an incredible atmosphere to play in, even though the crowd was against me. You guys brought the energy and noise,” Zverev said, according to CNN.

Zverev collected a record $5.5 million prize.

Shelton had been attempting to become the first American man to win the US Open since Andy Roddick in 2003.

“My successes are a gift; my failures are a gift. Playing in front of you guys is a gift,” Shelton said.