Journalist David Ornstein has now provided an insight into what really went on during Arsenal’s mid-season trip to Dubai. Mikel Arteta took his Arsenal squad on a mid-season break to Dubai back in January. Prior to their departure, the Gunners had been in poor form. On Christmas Day, Arsenal were top of the Premier League table. Then, there came defeats against West Ham United and Fulham, before they were dumped out of the FA Cup by Liverpool. Since returning from the Gulf state, though, Arsenal have been in astonishingly good form. The north London club have won their seven Premier League mat…