What's the hold up?
Each day, more than 17K personnel are trying to report for duty at MacDill Air Force Base, Fla. According to Air Force Smart Operations of the 21st Century, on average, an estimated 7.4K common access cards are scanned for gate entry between 6 a.m. and 8:30 a.m. (U.S. Air Force graphic illustration by Senior Airman Shandresha Mitchell/Released)