New Arsenal manager Unai Emery was given a very tough start to the new season after replacing Arsene Wenger as the man in charge of the team.
The Gunners succumbed to two defeats in a row against Premier League title rivals Manchester City and Chelsea in their first two games of the campaign.
However, ever since those back-to-back defeats, Arsenal have somehow managed to win every single game in all competitions.
One man who has not been able to play a part in those fixtures is Laurent Koscielny.
The French defender, who recently announced his retirement from international football, has been working on redeeming his fitness after suffering a serious injury blow earlier this year.
Koscielny has finally made his return to full training at London Colney, and here were pictures of him with the squad ahead of the clash with Leicester City…