Michael pays tribute on the 20th anniversary of the 9/11 terrorist attacks. In this episode, the first of a three part special, he looks at the events that led up to the day. Hear former Orlando International Airport Jose Melendez Perez, former US Air ticket agent Michael Touhey, Alice Hoagland, her son was on Flight 93, Kevin Flynn author of "102 Minutes" and Chief Richard Piccioto, author "Last Man Down."