Top seeds Jannik Sinner and Novak Djokovic have advanced to the second round of the 2024 U.S. Open. Sinner, despite early struggles and recent doping controversy, defeated Mackie McDonald and is set to face American Alex Michelsen next. Djokovic moved past fellow Serbian Laslo Djere in a match impacted by heat and injury, and he received a strong ovation from the crowd. Upcoming matches include Iga Swiatek versus Ena Shibahara and Carlos Alcaraz against Botic van de Zandschulp, promising exciting action for tennis fans. Alcaraz aims to continue his winning streak after his recent Grand Slam successes.