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The Arsenal manager's passion knows no end

Manchester United legend gives his opinion

Bruno Guimaraes has offered a fascinating insight into the mentality of Mikel Arteta, describing the Arsenal manager as "very obsessed" with continuous improvement. The Brazilian midfielder, who arrived in North London this summer, believes the Spaniard's relentless drive is the primary catalyst behind the Gunners' perfect start to their Premier League title defence.

Chelsea suffered a 2-1 defeat to Arsenal at Emirates Stadium after finishing the match with two natural right-backs in midfield despite a £349m summer spend. Questions over squad depth persist as manager Xabi Alonso prepares his side to bounce back in upcoming fixtures.