Maurizio Sarri has returned to the training field with Juventus as he continues his recovery following a bout of pneumonia.The 60-year-old was diagnosed with pneumonia in mid-August and was forced to stay away from Juve’s opening two games of the Serie A season – a 1-0 victory at Parma and a thrilling 4-3 triumph over his former club Napoli.There were indications that Sarri could make an early return to the sidelines for the game against Napoli. Article continues below Editors’ Picks What is Manchester United’s ownership situation and how would Kevin Glazer’s sale of shares affect the club? Ox-rated! Dream night in Genk for Liverpool ace after injury nightmare Messi a man for all Champions League seasons – but will this really be Barcelona’s? Are Chelsea this season’s Ajax? Super-subs Batshuayi & Pulisic show Blues can dare to dream “We have the final training session in the afternoon and then we will see if he is able to make it tomorrow,” Juve assistant Giovanni Martusciello said the day before the match.Though Sarri was at the game in Turin, he watched on from the stands as his side earned a thrilling win thanks to a last-minute own goal from Napoli defender Kalidou Koulibaly.With much of his squad away on international duty, Sarri led part of Juve’s training session at Continassa on Wednesday.Gonzalo Higuain and Douglas Costa will not resume work with those of their team-mates not on international duty until Friday, having been prescribed extra rest by Sarri following their exertions against Napoli.Following one season at the helm of Chelsea, Sarri returned to Italy this summer to take over from Massimiliano Allegri.Allegri left the club at the end of last season, despite leading the Bianconeri to their eighth consecutive Serie A title. Juventus, however, fell in the Champions League quarter-finals to Ajax, as their search for a first European title since 1995-96 goes on. The club made headlines on Tuesday when they surprisingly left striker Mario Mandzukic and midfielder Emre Can out of their squad for the Champions League.Giorgio Chiellini also missed out, though his absence was expected after the veteran defender was ruled out for six months following surgery on an anterior cruciate ligament injury.Juve are back in action at Fiorentina on September 14 before opening their Champions League group stage campaign away to Atletico Madrid four days later.The club were also drawn with Bayer Leverkusen and Lokomotiv Moscow in Group D.