TRAFFIC CONTROL U.S. Navy Apprentice Adam Minkel tracks aircraft in the air traffic control center aboard the amphibious assault ship USS Essex, Pacific Ocean, Jan. 29, 2009. The USS Essex air-traffic controllers monitor air traffic within a 220-mile radius. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 542684-Y-YZK08-270.jpg Photo Gallery