Marine Corps Lt. Sean Mayo, a student pilot, conducts pre-flight checks on a TH-57 Sea Ranger helicopter prior to embarking on a training flight from Naval Air Station Whiting Field, June 9, 2014. All students at the NAS military flight school – where Coast Guard, Navy, and Marine Corps students pilots all learn to fly military aircraft - are taught by all instructor pilots regardless of service or rank. On any given day, approximately 110 Coast Guard students are attending flight training at NAS Whiting Field.