A round-up of the latest Arsenal news as Mikel Arteta has a concern about Ben White and receives an update on his interest in Ivan Toney’s January transfer from Brentford. Mikel Arteta is concerned about Arsenal defender Ben WhiteGunners boss Arteta is concerned about the defensive abilities White has shown for Arsenal this season. That is according to Football Transfers, which reports that the Spaniard wants to sign a new right-back. He has also placed Bayer Leverkusen’s Jeremie Frimpong as a target. Arteta established White as his number-one full-back last term with Takehiro Tomiyasu often s…