Question: Are Roswell International Air Center and Pago Pago International Airport both located in the mainland US?
Sentence (from "Roswell International Air Center"): Roswell International Air Center (RIAC) (IATA: ROW, ICAO: KROW, FAA LID: ROW) (Roswell Industrial Air Center) is an airport seven miles (11 km) south of Roswell, in Chaves County, New Mexico.
Relevant evidence: Yes