Aviation expert Tom Haines shares his perspective on flying into and out of of Washington's DCA airport, the SFRA and FRZ, certain VFR routes, remaining on assigned altitudes or headings, limitations of ADS-B and TCAS systems, circle-to-land approaches, and what changes the midair crash of American Eagle Flight 5342 might bring. And stay tuned for Ian and David's comments on the latest aviation news.