Why some US airports use TSA and others don't Topline: Transportation Safety Administration officers check IDs and scan baggage and
Bill Chappell is a journalist at NPR. He specializes in aviation and aerospace, transportation and mobility, as well as cannabis regulation and business, often exploring the intersection of these topics within public policy and science. Bill's work has been featured in numerous outlets, including WXXI News, WCBU-FM, and Michigan Radio, among many others.















