straight to your inboxNapoli president Aurelio De Laurentiis took a swipe at Manchester City as he suggested bad blood between the clubs from two years ago is affecting negotiations for Kalidou Koulibaly.The Senegal defender is one of Pep Guardiola's top targets this summer as the Blues look to do what they tried and failed to achieve last year and secure a long-term partner for Aymeric Laporte following Vincent Kompany's departure.