Military sources said Campbell, who was the commander of ISAF between August 26, 2014 and May 1, 2016, had made some top secret meetings in Erzurum military base and Adana İnicrlik Airbase.

İncirlik Airbase has been used by the U.S. Military for conducting the anti-Daesh campaign in Syria.

Military sources said that Campbell was the man, who directed the process of trending / blacklisting the military officers in the base.