Manchester United's 30-year-old defender Chris Smalling, who is on loan at Roma, could join the Italian club permanently if the Red Devils sign Senegal defender Kalidou Koulibaly from Napoli

Kalidou Koulibaly, 28, is ready to leave Napoli in the summer, with Manchester United being linked with the Senegalese centre-back.

Chelsea have joined the race for Barcelona's Marc Cucurella, 21, who is on loan at Getafe, with Napoli, Borussia Monchengladbach and Bayer Leverkusen also interested in the Spanish left-back.

Everton, West Ham and Wolves are in the race to sign 24-year-old Mexico winger Hirving Lozano from Napoli

Napoli and Senegal central defender Kalidou Koulibaly, 28, a long-time reported transfer target for Manchester United, has bought a new £3.4m apartment in Paris, leading to rumours of a summer switch to Paris St-Germain.