Arsenal are investigating whether academy coach Mark Arber breached Football Association gambling rules.

A tweet posted from Arber's personal account on Monday suggested he had put a bet on the club signing Mesut Ozil.

The ex-Tottenham and Darftod player is alleged to have boasted on social media that he was ITK (In the Know) about Arsenal transfer activity

The message read "lovely bit of 14-1 Mesut".