Arsenal suffered their first defeat of the season against Bournemouth on a disappointing evening at the Vitality. For the first time in over six months, Mikel Arteta watched his side lose in the Premier League. Bournemouth got the better of the Gunners entirely, in what was an uninspired showing from the visitors. Arsenal squandered their chance to keep up with Liverpool at the top of the table as a result, emphasising the disappointment that came from the result on the South Coast. READ MORE: ‘Has to change’… Alan Shearer has spotted a serious problem at Arsenal after Bournemouth defeatMikel …