Question: Kenai Municipal Airport and William R. Fairchild International Airport, are in which country?

Context paragraphs:
Sir Barry Bowen Municipal Airport: Sir Barry Bowen Municipal Airport (formerly Belize City Municipal Airport) (IATA: TZA) is an airport that serves Belize City, Belize.  It is only one mile from the city center, and is therefore more centrally located to the city than is Belize City International Airport.  It mostly services travel to Belize's cayes, allowing quicker arrivals to the cayes than by boat or water taxi.  The airport is named after the Belizean politician and entrepreneur Barry Bowen.

Kenai Municipal Airport: Kenai Municipal Airport (IATA: ENA, ICAO: PAEN, FAA LID: ENA) is a city owned, public use airport located in Kenai, a city in the Kenai Peninsula Borough of the U.S. state of Alaska.

Robert Mueller Municipal Airport: Robert Mueller Municipal Airport ( ) was the first civilian airport built in Austin, Texas, operating from 1930 to 1999.  It was replaced as Greater Austin's main airport by the Austin Bergstrom International Airport.  Located a few miles northeast of downtown Austin, the airport was named after Robert Mueller, a city commissioner who had died while in office in January 1927.  Mueller was identified with the three letter "AUS" airport code and this "AUS" code was then assigned to the Austin Bergstrom International Airport in 1999.

Fairchild Glacier: Fairchild Glacier is located in the U.S. state of Washington on Mount Fairchild in the Olympic Mountains of Olympic National Park.  Beginning at an elevation of about 6600 ft along the Baily Ridge, the glacier descends northeast and is .30 mi northeast of Carrie Glacier.  Like all the glaciers in Olympic National Park, Fairchild Glacier has been in a general retreat for over 100 years.  The glacier is named for William R. Fairchild, who was a pilot that assisted scientific researchers in the region.

William R. Fairchild International Airport: William R. Fairchild International Airport (IATA: CLM, ICAO: KCLM, FAA LID: CLM) is a public airport located within the city limits of Port Angeles, in Clallam County, Washington, United States.  It lies three nautical miles (6 km) northwest of the central business district of Port Angeles, near the Strait of Juan de Fuca.  The airport is owned by the Port of Port Angeles.

Dayton International Airport: Dayton International Airport (IATA: DAY, ICAO: KDAY, FAA LID: DAY) (officially James M. Cox Dayton International Airport), formerly Dayton Municipal Airport and James M. Cox-Dayton Municipal Airport, is ten miles north of downtown Dayton, in Montgomery County, Ohio.  The airport is within the city limits of Dayton, in an exclave of Dayton not contiguous with the rest of the city.  Its address is 3600 Terminal Drive, Dayton, Ohio 45377.

William R. Pogue Municipal Airport: William R. Pogue Municipal Airport (ICAO: KOWP, FAA LID: OWP) , also known as Pogue Airport, is a public use airport in Osage County, Oklahoma, United States.  It is owned by the City of Sand Springs and located three nautical miles (6 km) northwest of its central business district.  This airport is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a "general aviation" facility.

Charlotte Douglas International Airport: Charlotte Douglas International Airport (IATA: CLT, ICAO: KCLT, FAA LID: CLT) is a joint civil-military public international airport located in Charlotte, North Carolina, United States.  Established in 1935 as Charlotte Municipal Airport, in 1954 the airport was renamed Douglas Municipal Airport after former Charlotte mayor Ben Elbert Douglas, Sr. The airport gained its current name in 1982 and, as of September 2017, it is the second largest hub for American Airlines after Dallas/Fort Worth International Airport, with service to 161 domestic and international destinations.  As of 2016 it was the 5th busiest airport in the United States, ranked by passenger traffic and aircraft movements.  It was also the 7th business airport in the world ranked by aircraft movements Charlotte is the largest airport in the United States without any nonstop service to Asia.  The airport serves as a major gateway to the Caribbean Islands.  CLT covers 5,558 acres (2,249 ha) of land.

Cincinnati Municipal Lunken Airport: Cincinnati Municipal Airport – Lunken Field (Cincinnati Municipal Lunken Airport) (IATA: LUK, ICAO: KLUK, FAA LID: LUK) is a public airport in Cincinnati, Ohio, three miles (5 km) southeast of Downtown Cincinnati.  It is owned by the city of Cincinnati and serves private aircraft and the fleets of local corporations.  It serves a few commercial flights and is the second largest airport serving Cincinnati after Cincinnati/Northern Kentucky International Airport.  It is known as Lunken Airport or Lunken Field, after Eshelby Lunken.  It is bounded by US Route 50 (historic Columbia Parkway and Eastern Avenue) to the west, US Route 52 (Kellogg Avenue) and the Ohio River to the south, the Little Miami River (which originally flowed through the airfield but was diverted) to the east, and Ohio Route 125 (Beechmont Avenue) to the north.  The airport is headquarters and hub for Cincinnati-based public charter airline Ultimate Air Shuttle, serving 5 destinations in the eastern United States with 16 peak daily flights.  Lunken is also home to small charter airline Flamingo Air and its aviation school.

Provo Municipal Airport: Provo Municipal Airport (IATA: PVU, ICAO: KPVU, FAA LID: PVU) is a public airport two miles (3 km) west of Provo, in Utah County, Utah.  The airport hosts Allegiant Air flights to four airports, one in Arizona and three in California - Phoenix/Mesa Gateway Airport, Los Angeles International Airport, San Diego International Airport and Oakland International Airport.  It is the second busiest public airport in Utah by aircraft movements, with 172,000 aircraft operations in the year ending May 2007.

Supporting paragraphs: Kenai Municipal Airport William R. Fairchild International Airport
Answer: United States