The 22-year-old has been in London putting the finishing touches to his move, with Mikel Arteta set to seal his second signing of the summer

The Brazilian defender looks set to become the Gunners' second signing of the summer after agreeing terms on a five-year deal

The in-demand Brazilian is expected to pick either the Premier League or Serie A, after many months of speculation over his future.

The Portuguese is expecting his team-mate to move on before the start of the new season, and has advised him over a possible move to England

The Gunners are hoping to see off strong competition from Napoli to land the 22-year-old Lille defender