A viral video shows Novak Djokovic limping into the Doha airport as ongoing injury concerns mount after his early exit at the Qatar Open.

Jannik Sinner will not compete until early May. The three-time Major champion reached an agreement with the World Anti-Doping Agency (WADA). He is serving a three-month suspension ahead of his return at the home Rome Masters.

Many players did not express a favorable opinion on the agreement between Jannik Sinner and WADA, which allowed the Italian ace to stay out of the tour for three months without having to go to trial before the CAS in Lausanne.

Jannik Sinner will miss several tournaments during his three-month suspension, which are the result of the agreement reached by his legal team and WADA. In particular, the Italian ace will not participate in the Doha ATP 500,

World No. 1 Jannik Sinner is seen leaving the practice court in Doha before the start of the Qatar Open after receiving a three-month ban.

Carlos Alcaraz hoped to get a better result in Doha last week, especially after the suspension of Jannik Sinner (who could not participate in the tournament) and the premature elimination of Novak Djokovic against Matteo Berrettini.

The case of the world No. 1 in men's tennis is at the center of anti-doping protocols and reforms that could redefine its parameters.

The last week has been very tough for Jannik Sinner, after his three-month suspension from the professional tour was made official. On the advice of his team of lawyers, the world number 1 decided to accept the agreement with WADA avoiding the trial before the CAS in Lausanne which would have been held in mid-April.

The timing means the 23-year-old Italian won't miss any Grand Slam tournaments. The French Open, the season's next major, starts May 25.

The men's world No. 1 will miss several tournaments, but no Grand Slams. Here's what to know about the doping proceedings against him.

Recently, Alex de Minaur – who has always had a great relationship with the Italian on and off the court – admitted that he was surprised by this epilogue: "In cases like Jannik's, we have seen very harsh sanctions in the past. I'm referring to players suspended for 1 or 2 years or even more."

Many in the tennis world are expressing skepticism with the process that led to Sinner's three-month suspension