Over the course of 24 years, and seven presidential cycles, Jim Lehrer, co-founder of the PBS NewsHour, moderated 11 presidential debates and one vice presidential debate--the most of any person. In 1996 and 2000, Lehrer moderated every presidential debate in the cycle, the first and only person to do so. We take a look back at some of the notable moments from debates Lehrer hosted. Stream your PBS favorites with the PBS app: to.pbs.org/2Jb8twG Find more from PBS NewsHour at www.pbs.org/newshour Subscribe to our YouTube channel: bit.ly/2HfsCD6 Follow us: Facebook: www.pbs.org/newshour Twitter: www.twitter.com/newshour Instagram: www.instagram.com/newshour Subscribe: PBS NewsHour podcasts: www.pbs.org/newshour/podcasts Newsletters: www.pbs.org/newshour/subscribe