​The World Cup is heating up. Only four teams remain in the race for the World Champion’s crown: the first semifinal takes place tonight and pits France against Spain, while tomorrow night Argentina and England will face off for the second ticket to the final.Follow Napoli’s training camp up close! All 5 of the Azzurri’s pre-season friendlies live on OneFootball! Click here to check out the match schedule and how to watch them.AdvertisementAdvertisementAdvertisementAt the same time, the transfer market never stops, with negotiations heating up and fresh twists emerging. Let’s take a look together at the biggest stories of this Tuesday, with Serie A’s top clubs taking center stage.Juventus are working to trim their attack and find a new home for both Loïs Openda and Jonathan David, both coming off a very disappointing season in black and white. According to SportMediaset, Lens have renewed their strong interest in the Belgian, but the deal remains complicated because of his salary of around €4 million: the French club would need Juventus to cover part of his wages to make the move sustainable.David’s situation is also still open. As reported by Tuttosport, the Canadian turned down an offer from Trabzonspor, but his name was reportedly put forward by an intermediary to Paris FC. The French club are looking for an international signing and could become an interesting option for Juventus, who are determined to find a solution after Spalletti’s technical rejection.Pervis Estupiñán’s adventure at Milan already seems to be nearing its end. After just one season in red and black, the Ecuadorian full-back has fallen to the fringes of the project and is edging closer to a transfer.AdvertisementAdvertisementAdvertisementAccording to Daniele Longo, Aston Villa are at an advanced stage in talks with Milan, also after Lucas Digne’s move to PSG. The green light could arrive soon: Estupiñán looks set for a return to the Premier League, while Milan prepare another move at left-back.The Curtis Jones track is becoming increasingly difficult for Inter. Liverpool’s asking price remains very high and, at the same time, the Nerazzurri are evaluating alternatives for midfield, an area that could take on a new look in the coming weeks.According to Matteo Moretto, among the names proposed to Marotta and Ausilio is also Mateo Kovacic. The Croatian, who is on his way out of Manchester City, would represent an experienced option with knowledge of Italian football. It would be a return for him: he already wore the Inter shirt from 2013 to 2015 before moving to Real Madrid.Romelu Lukaku’s future remains up in the air. After two seasons at Napoli, the Belgian is reportedly no longer considered indispensable to the Azzurri project, and the club are evaluating a possible sale.AdvertisementAdvertisementAdvertisementIn recent hours his agent Federico Pastorello denied interest from Beşiktaş, but according to Matteo Moretto two other Turkish options rem