But Sinner soon quashed those dreams, breaking back as Fritz attempted to serve for the set and doing the same two games later to wrap up the win after two hours and 16 minutes.
Junto a Lindas las novedades comunicadas por la competición o presente sábado, qual no son pocas, la del fichaje do Lamine Yamal encumbra el arranque por una nueva temporada en la que se espera seguir creciendo.
"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.
"He's stepped up a role and I feel like he's taking everything as seriously as he can and fair play to him, that shows he wants to stay."
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
It marks a new era of tennis as 24-time major winner Novak Djokovic, who was knocked out in the third round, ends the year without a Grand Slam title for the first time since 2017.
Refusing to dwell on the first set, Fritz improved and made the second a closer affair, losing just two points in four service games.
Just six days before the main draw got under way, it was announced he had twice tested positive for low levels of a metabolite of clostebol - a steroid that can be used to build muscle mass - in March.
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 米兰体育官网 the opener and subdue the expectant mood on Arthur Ashe Stadium.
is a senior sports writer at Sport24, based in Johannesburg. He's been reporting on national sports for the past decade.
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Having failed to make the most of three break point opportunities early in the third set, Fritz brought the crowd to life with two brilliant winners to break for a 4-3 lead and keep alive his hopes.
Cheered on by a home crowd packed with celebrities and sporting stars, Fritz got off to a shaky start when he dropped serve in the first game.