Novak Djokovic’s amazing consistency and powerful performances are well-known to the tennis world. Though the Serbian tennis star has been the image of resilience for almost 20 years, with fortitude pushing through the most difficult games and still a mainstay at the top of the sport,

Novak Djokovic has suffered four opening-round losses in his last five tournaments, with the latest defeat coming at the hands of Matteo Arnaldi in Madrid.

Djokovic’s latest loss came on the back of a defeat by Jakob Mensik in the Miami final and what he described as a “horrible” display as he lost in his first match of the Mon