"My aunt is not feeling well health-wise and I don't know how much longer I have her in my life," he said.
He is 23-years-old and Alcaraz just 21. They ended up sharing the year’s Grand Slam titles, and - with an eye to the future - that is an ominous thought for the rest of the world.
"I know we have been waiting for a champion for a long time so I'm sorry I couldn't get it done this time," said Fritz.
Sinner said the title "meant so much because the last period of my career was not easy" before he became tearful and dedicated the victory to his aunt.
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World number one Jannik Sinner insists that fans have been "positive" in their response to his doping test controversy but he will tackle his locker room critics... 28 Aug
But he has seemingly been able to put the controversy behind him, manoeuvring his way through tough tests against Britain's Jack Draper and 2021 champion Medvedev.
Refusing to dwell on the first set, Fritz improved and made the second a closer affair, losing just two points in four service games.
Las audiencias do la Kings World Cup fueron muy buenas y con todo lo de que se viene por delante en los próximos meses, la liga espera continuar ofreciendo un 'show' que tiene el fútbol saiba como máximo exponente.
The 26-year-old recovered well to win three games in a row, but he continued to falter on serve and Sinner capitalised to take the opener and subdue the expectant mood on Arthur Ashe Stadium.
A world champion cyclist has swapped the velodrome for the cramped deck of the fastest yacht in the world. Why?
It has been nearly 50 years since a man won their first and second Grand Slam titles in the same season, and Sinner is now a long way 米兰体育投注网站 clear of the rest at the top of the rankings.
He was not at the peak of his powers for the entire two weeks, but still only dropped two sets and saved his best for the final.
Andy Roddick, who was watching from the stands, remains the last American man to lift a major singles trophy, having won the US Open in 2003.