Question: Which airport, Yeager Airport or St. George Regional Airport,  is a public airport three miles (6 km) east of downtown Charleston, West Virginia?
Sentence (from "Eastern WV Regional Airport"): The Eastern West Virginia Regional Airport (IATA: MRB, ICAO: KMRB, FAA LID: MRB) , also known as Shepherd Field, is a civilian-owned, public use airport located four nautical miles (5 mi, 7 km) south of the central business district of Martinsburg, a city in Berkeley County, West Virginia, United States.
Relevant evidence: No