Gen. Stephen Wilson, Vice Chief of Staff of the U.S. Air Force, joins senior space military leaders from the U.S., Australia, Canada and Great Britain, as part of Space Flag’s first exercise with coalition partners, Aug. 16, 2019. Space Flag is an Air Force Space Command-sponsored exercise focused on using current capabilities to deter, deny and disrupt adversarial actions in the space domain. Space Flag is one of many AFSPC efforts to expand its cooperation with Allied partners in joint, coalition space education and training opportunities. (U.S. Air Force photo by Dave Grim)