Napoli president Aurelio De Laurentiis has admitted there will be a time when he will have to sell star defender Kalidou Koulibaly.
Koulibaly has established himself as one of the best and most in-demand defenders in the world since joining Napoli from Genk in 2014.
The 28-year-old Senegal international was heavily linked to Manchester United before the Premier League giants signed Harry Maguire in a world-record transfer prior to the transfer window closing.
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Koulibaly continues to be linked to United and when asked about Napoli's centre-back, De Laurentiis told Sky Sport Italia a future sale is inevitable.