Russ Widmar and his management team at Fresno Yosemite International Airport have made their business a beacon of excellence in the regional airport sector. He talked to Ruari McCallion about investment, retaining staff and solar panel-covered car parks. ThereÔÇÖs been an airport in Fresno, California since the 1920s, and itÔÇÖs been at its present location since 1947.