U.S. Air Force Master Sgt. David Caldwell, an air traffic control tower operations chief assigned to the 245th Combat Airfield Operations Squadron, South Carolina Air National Guard, confirms radios, intercoms and communication links are fully operational in a MSN-7 mobile tower before flight operations begin at McEntire Joint National Guard Base, South Carolina, March 6, 2026. Double-checking the system provided Caldwell with insight of the current communication function of the MSN-7 mobile tower system, confirming full operational control to support clearances, advisories and rapid response to any in-flight issues. (U.S. Air National Guard photo by Airman 1st Class Alexis Goodman)
| Date Taken: | 03.06.2026 |
| Date Posted: | 03.18.2026 10:59 |
| Photo ID: | 9572025 |
| VIRIN: | 260306-Z-CK893-1007 |
| Resolution: | 4800x7200 |
| Size: | 5.74 MB |
| Location: | MCENTIRE JNGB, SOUTH CAROLINA, US |
| Web Views: | 1 |
| Downloads: | 0 |
This work, 245th Combat Airfield Operations Squadron maintainers and controllers train in a mock deployment environment [Image 8 of 8], by A1C Alexis Goodman, identified by DVIDS, must comply with the restrictions shown on https://www.dvidshub.net/about/copyright.