Arsenal star admits Mikel Arteta has made dressing room change he's never seen before
Arsenal haven't been at their best this season, but summer arrival Mikel Merino has nonetheless been impressed with manager Mikel Arteta's behind-the-scenes methods
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Arsenal haven't been at their best this season, but summer arrival Mikel Merino has nonetheless been impressed with manager Mikel Arteta's behind-the-scenes methods
