Question: Between Phoenix Sky Harbor International Airport and Williamson County Regional Airport, which airport was renamed to honor veterans and better reflect the regional nature of the airport?
Sentence (from "Phoenix Sky Harbor International Airport"): Phoenix Sky Harbor International Airport (IATA: PHX, ICAO: KPHX, FAA LID: PHX) is a civil-military public airport 3 mi southeast of downtown Phoenix, in Maricopa County, Arizona, United States.
Relevant evidence: Yes