It is believed that the 34-year-old defender wants the club to cancel his contract, so he can consider offers to return to France.
Laurent Koscielny
Arsenal captain, Laurent Koscielny has refused to travel with his teammates for their pre-season tour of the United States.
This was confirmed by the club in a terse statement on Thursday morning.
It read: “Laurent Koscielny has refused to travel to the US for our pre-season tour.
“We are very disappointed by Laurent’s actions, which are against our clear instructions.
“We hope to resolve this matter & will not be providing any further comment at this time.”
It is believed that the 34-year-old defender wants the club to cancel his contract, so he can consider offers to return to France.
Koscielny has been with the Gunners for nine years.