2021 US Open: Novak Djokovic tops Alexander Zverev in Olympic rematch, now headed to Sunday's final | CBS Sports Headlines 2021 US Open: Novak Djokovic tops Alexander Zverev in Olympic rematch, now headed to Sunday's final Djokovic can become the first men’s singles player to record a calendar-year Grand Slam … Continue reading 2021 US Open: Novak Djokovic tops Alexander Zverev in Olympic rematch, now headed to Sunday's final