MP4 : Building Bridges program with WTPN with their guest Gary Johnson, 2012 Libertarian Party Presidential Candidate (September 20, 2012)FLV : Building Bridges program with WTPN with their guest Gary Johnson, 2012 Libertarian Party Presidential Candidate (September 20, 2012)MP4 FOR IPOD (edge) : Building Bridges program with WTPN with their guest Gary Johnson, 2012 Libertarian Party Presidential Candidate (September 20, 2012)MP3 : Building Bridges program with WTPN with their guest Gary Johnson, 2012 Libertarian Party Presidential Candidate (September 20, 2012)