Baltimore/Washington International Thurgood Marshall Airport (IATA: BWI, ICAO: KBWI, FAA LID: BWI) is an international airport located in Linthicum in northern unincorporated Anne Arundel County, Maryland. The airport is 9 miles (14 km) south of downtown Baltimore and 32 miles (51 km) northeast of Washington, D.C.
1. staff sergeant-a noncommissioned officer ranking above corporal and below sergeant first class in the Army or Marines or above airman 1st class in the Air Force. sergeant-any of several noncommissioned officer ranks in the Army or Air Force or Marines ranking above a corporal.
Army)[1955-1958] Specialist (abbreviated SPC) is one of the four junior enlisted ranks in the U.S. Army, just above Private First Class and equivalent in pay grade to Corporal. Unlike Corporals, Specialists are not considered junior non-commissioned officers (NCO).