McClain is an OH-58 helicopter pilot, and a recent graduate of U.S. Naval Test Pilot School at Naval Air Station Patuxent River.
On 1 April 1976, Patuxent River's air field was named after pioneering aviator VADM Frederick M. Trapnell, a
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While growing up, his family lived at the in Patuxent River, Maryland, where his father attended test pilot school at the Naval Air Station Patuxent River.
The county houses the Naval Air Station Patuxent River, which includes Naval Air Systems Command, which plays a significant role in the local economy.