Texas Army National Guard Sgt. Michael Russel analyzes network traffic during a Cyber Shield 19 training week class at Camp Atterbury, Ind. April 7, 2019. As the nation’s largest unclassified cyber defense training exercise, Cyber Shield provides participants with training on industry network infrastructure and cyber protection best practices.

Photo by: Staff Sgt. George Davis |  VIRIN: 190407-Z-XR817-009.JPG