In 1966, a New Trier highschooler named Michael Aisner drove to the South Side with a friend to interview Muhammad Ali. The reel-to-reel tape hadn't been heard for 50 years -- until Aisner submitted it to Blank on Blank, a new collection of "lost interviews" old and new.

Watch Tumblr Storyboards animated version of the interview, or listen to the extended version on Soundcloud.