Arsenal suffered defeat in the Champions League against Inter Milan on match day four. The Gunners are having to wait to return to winning ways, carrying their Premier League form into the Champions League. Mikel Arteta was furious after the defeat to Inter due to the manner in which the game was lost, a controversial first half penalty. Hakan Calhanoglu converted from the spot after an incredibly harsh call against Mikel Merino, capping off a difficult evening for Arsenal. READ MORE: Five things learned after Arsenal lost to Inter Milan as Mikel Arteta left with Leandro Trossard callJurrien T…