Inside view of a Mobile Expandable Container Configuration (MECC) at Swynnerton, United Kingdom, June 15, 2021, as part of NATO’s Allied Rapid Reaction Corps experimentation and training initiatives. The command, control and communications Project LELANTOS was tested and configured in Poland to help meet the commander’s goals to enable a more survivable, maneuverable, and deployable headquarters in a competitive environment during Exercise STEADFAST LEDA 21. (Photo by U.S. Army Sgt. 1st Class Elvis Umanzor)