Staff Sgt. Kristoffer Perez, Cyber Electromagnetic Activities section, 1st Armored Brigade Combat Team, 1st Infantry Division, points toward a nearby objective during the final day of training with his section’s new equipment at Fort Riley, Kansas. (Photo by Sgt. Michael C. Roach, 19th Public Affairs Detachment) Strategic Command officially creates Joint Electromagnetic Spectrum Operations Center The JEC will aim to provide the joint force metrics on readiness within the electromagnetic spectrum. Jul 25, 2023 By Mark Pomerleau