Shkodran Mustafi: Mesut Özil 'working his socks off' under Mikel Arteta

Shkodran Mustafi believes Mesut Özil is getting back to his best under new manager Mikel Arteta. The German explains how his team-mate is "working his socks off" in training to continue to improve his form.

Shkodran Mustafi: Mesut Özil 'working his socks off' under Mikel Arteta

Shkodran Mustafi believes Mesut Özil is getting back to his best under new manager Mikel Arteta. The German explains how his team-mate is "working his socks off" in training to continue to improve his form.