Pushed to the limit, Djokovic finds a way to win in Rome

Romania's Simona Halep returns the ball during her match with Ukraine's Dayana Yastremska during their Italian Open tennis tournament match, in Rome, Friday, Sept. 18, 2020. (Alfredo Falcone/LaPresse via AP)

Italy's Matteo Berettini reacts to a point during his match against Italy's Stefano Travaglia at the Italian Open tennis tournament, in Rome, Friday, Sept. 18, 2020. (Alfredo Falcone/LaPresse via AP)

Serbia's Novak Djokovic returns the ball to Serbia's Filip Krajnovic during their Italian Open tennis tournament match, in Rome, Friday, Sept. 18, 2020. (Alfredo Falcone/LaPresse via AP)

Romania's Simona Halep reacts during her match with Ukraine's Dayana Yastremska during their Italian Open tennis tournament match, in Rome, Friday, Sept. 18, 2020. (Alfredo Falcone/LaPresse via AP)

Czech Republic's Karolina Pliskova returns the ball to Russia's Anna Blinkova during their Italian Open tennis tournament match, in Rome, Friday, Sept. 18, 2020. (Alfredo Falcone/LaPresse via AP)

Giant tennis balls are placed on the tribune seats at the Italian Open tennis tournament, in Rome, Friday, Sept. 18, 2020. (Alfredo Falcone/LaPresse via AP)