AC Milan are desperate to persuade Gianluigi Donnarumma to sign a contract extension with AC Milan and according to Il Corriere dello Sport they are trying to do anything they can to keep their star at the San Siro for a few more years,Both Mino Raiola and Marco Fassone have confirmed that the player can still sign a contract extension with the club although the AC Milan CEO gave the 18-year-old a deadline yesterday Il Corriere dello Sport (via Milanlive) claims AC Milan are considering signing Donnarumma’s older brother Antonio (27) in order to persuade Gigio to extend his stay at the club.Antonio Donnarumma is currently contracted with Astreas Tripoli (Greece) and the rossoneri would consider his signing if Donnarumma decides to sign a contract extension with AC Milan. Antonio Donnarumma could become AC Milan’s second choice goalkeeper. If ‘Gigio’ fails to sign a contract extension with the club, AC Milan will try to sign Perin or Neto instead.