Mikel Arteta was reportedly challenged over his decision to invite family members out to Arsenal’s mid-season training camp in Dubai. The north London side flew out to the Middle East during their January Premier League break for warm weather training following a torrid run of form that saw Arsenal win just one of their previous seven games. Losses to West Ham and Fulham over the festive period saw many Arsenal fans give up on the hope that the Premier League could be won, yet since returning to Dubai, the Gunners have been unstoppable. Mikel Arteta challenged over families coming to Dubai for…