Sinner parts with physio & fitness coach after investigation

Jannik Sinner says he is nary longer moving pinch physiotherapist Giacomo Naldi and fittingness trainer Umberto Ferrara pursuing nan investigation into his affirmative tests for a banned substance.

The world number 1 doubly tested affirmative for clostebol - a steroid that tin beryllium utilized to build musculus wide - successful March.

The Italian was cleared of responsibility aliases negligence by a tribunal past week, pinch nan International Tennis Integrity Agency (ITIA) uncovering Sinner had been inadvertently contaminated pinch nan constituent by Naldi.

Naldi had been applying an over-the-counter spray - fixed to him by Ferrara - to a trim connected his ain manus earlier past carrying retired treatments connected Sinner.

"I want to commencement pinch [saying] that they person been a immense portion for my career," Sinner said successful a news convention astatine nan US Open connected Friday.

"We made an unthinkable job, bringing a batch of occurrence and past having a awesome squad down me.

"Now, because of these mistakes, I'm not emotion that assured to proceed pinch them.

"I was struggling a batch successful nan past months. Now I was waiting for nan result, and now I conscionable request immoderate cleanable air."

Sinner received a lukewarm reception, external from nan crowd during his first believe convention astatine Flushing Meadows connected Thursday.

Speaking for nan first clip since nan news emerged connected Monday, Sinner said it was a "relief" nan investigation was over.

Asked if he had concerns astir his reputation, Sinner said: "For me, I ever judge that I kept playing tennis because successful my mind I knew that I haven't done thing wrong.

"Whoever knows maine very good knows that I haven't done and I would ne'er do thing what goes against nan rules.

"Here I besides cognize who is my friend and who is not my friend, because my friends, they cognize that I would ne'er do that.

"About nan reputation, we will spot moving forward, no? Because this, I can't really control."

He was fixed an automatic provisional suspension erstwhile he tested affirmative but was capable to support playing aft successfully appealing against it.

Sinner went connected to triumph tournaments successful Halle and Cincinnati and go world number 1 for nan first time.

"Of people it's not perfect earlier a Grand Slam but successful my mind I cognize that I haven't done thing wrong," he said.

"I had to play already months pinch this successful my head.

"I'm conscionable happy that it's yet retired because it's 1 benignant of alleviation besides for maine and my team, which is still here."

Some players person criticised nan determination not to prohibition Sinner erstwhile nan affirmative tests occurred.

Sinner said he went done nan aforesaid process arsenic immoderate different player, adding: "There is nary shortcut, nary different treatment.

"I cognize sometimes nan vexation of different players obviously. But possibly because they sewage suspended is they didn't cognize precisely wherever it comes from.

"We knew it straightaway, and we were alert of what happened."

Australian Open champion Sinner originates his US Open run against American Mackenzie McDonald erstwhile nan tourney originates connected Monday.