U.S. Air Force Senior Master Sgt. Jessica Mueller, 100th Maintenance Group Maintenance Operations superintendent, emcees at the Rosie’s Riveters’ nose art unveiling event at Royal Air Force Mildenhall, England, June 10, 2021. Mueller was a senior airman stationed at Ellsworth Air Force Base, South Dakota, Sept. 11, 2001. She shared her experience of that day, and how it affected her life’s journey and military career, on the 20th anniversary of 9/11. (U.S. Air Force photo by Karen Abeyasekere)