Europe U.S. Air Forces Europe has reported that since November 20th, drones have continued to be observed flying over and near Lakenheath, Mildenhall, Feltwell and Fairford military bases in Britain used by American forces which has led Britain to deploy forces around the installations. Full report being written.. I found this on the following Defcon Level global threat monitor page: https://www.defconlevel.com/current-level.php