With no timer in tennis, matches can turn into marathons. Stream San Diego News for free, 24/7, wherever you are with NBC 7. Carlos Alcaraz and Jannik Sinner exemplified that at the 2022 U.S. Open.

Grand Slams are known for their high stakes and epic clashes, but sometimes matches stretch beyond mere contests—it becomes a test of human willpower. From Wimbledon's endless first-round battle to ...