Jannik Sinner storms into fourth round at Cincinnati

World No 1 Sinner defeats Gabriel Diallo 6-2, 7-6(6)

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World No 1 Jannik Sinner saved a set point to beat Gabriel Diallo 6-2, 7-6(6) and advanced to the fourth round of the Cincinnati Open.

Play was halted in the second game of the second set in his third-round match with Gabriel Diallo when a fire alarm in the 1899 club grandstand began to sound.

After a delay of several minutes, the players agreed to play through the sound and flashes, playing four points before the alarm ended, ATP reports.