Today on Buckmaster – The quarterly Tucson Air Service Update with Richard Gruentzel, vice president of administration and chief financial officer for the Tucson Airport Authority. Then former Parade Magazine Science Editor and Comet Discover Dr. David Levy. Plus, what’s the deal with our air quality this week in Tucson? Beth Gorman will have some answers. Gorman is senior program manager, Pima County Department of Environmental Quality.