Zverev clinches year-end No. 1 ranking after Alcaraz loss and with Sinner out injured

Alexander Zverev clinched the year-end No. 1 ranking on Monday to cap a breakout year in which he won his first two Grand Slam titles.Helped by a season-ending injury to Jannik Sinner, the 29-year-old Zverev will become the oldest player to achieve the year-end honor for the first time, the ATP Tour announced.Zverev is currently No. 2 but will overtake No. 1 Sinner before the season ends next month. The first possible date that Zverev could become No. 1 is Nov. 2 — while he is mathematically certain of the top spot by the season's final rankings on Nov. 23.Zverev became assured of finishing No. 1 when No. 3 Carlos Alcaraz was beaten by Zizou Bergs at the Shanghai Masters.Zverev won the French Open and U.S. Open titles this year and also reached the Australian Open semifinals and the Wimbledon final.Before this year, his best Grand Slam results were three finals.“It’s been a fantastic season for me winning in Paris and New York and knowing that I will finish the year on top of the ranki