FootballTransfers understands that Mikel Arteta is pushing hard for Andrea Berta to sign Athletic Club winger Nico Williams.We are told that Arsenal's manager has made it clear to the incoming sporting director that he ought to focus on securing complete buy-in from Williams as his first order of business.

Arsenal's Premier League title challenge was hugely hampered by a series of injury problems this season and Mikel Arteta is already eyeing attacking reinforcements

The whispers linking Arsenal with a move for Williams have persisted since last summer, but the forward has now dropped a hint about his future plans. The 22 year old has spoken about his bond with Bilbao, suggesting that any attempt by Arsenal to lure him away from the La Liga club may not be easy.