1 rich Libsyn https://www.libsyn.com 90 600 Aviation Week's Graham Warwick offers a scathing assessment of U.S. regulators as a King Air crash earlier this year underscores concerns about the Global Positioning System. He is joined by Robert Wall and Joe Anselmo to discuss its vulnerabilities and the barriers to overcoming those. Aviation Week's Check 6 Podcast http://www.aviationweek.com/podcasts <iframe title="Libsyn Player" style="border: none" src="//html5-player.libsyn.com/embed/episode/id/42781745/height/90/theme/custom/thumbnail/yes/direction/forward/render-playlist/no/custom-color/88AA3C/" height="90" width="600" scrolling="no" allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen></iframe> https://assets.libsyn.com/secure/item/42781745