Arsenal midfielder Granit Xhaka believes Unai Emery has already improved him as a player.
The Switzerland international came in for criticism during Arsene Wenger's final season in charge, but has made steady improvement this campaign under former Paris Saint-Germain boss Emery.
The 26-year-old has started every Premier League game for the Gunners and has been a central figure in their stunning run of nine consecutive wins in all competitions.
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Xhaka is often singled out for his rash decision-making in the middle of the park but believes the new Arsenal boss has already improved his game.