• We opened the lines to get your thoughts on Clinton and Trump's first debate.
  • The GroundTruth Projects Charlie Sennott gave his thoughts on what the candidates said about national security issues during last night's debate. 
  • FRONTLINE’s Michael Kirk was in the studio to talk about their new election special, The Choice 2016.
  • The director of research at the Harvard Injury Control Research Center Deborah Azrael was on hand to talk about the center's newest comprehensive gun study. 
  • Medical ethicist Art Caplan called in to talk about Trump's sniffles and how the medical community has been ignoring the health needs of obese people. 
  • CNN's John King called in with his take on the debates.
  • We opened the lines again to get you thoughts on the debates.