David Newell (Mr. McFeely) recollects Margaret Hamilton's visit to Mister Rogers' Neighborhood filmed at WQED in Pittsburgh. In the episode on scary images, Fred Rogers meets the actress who played the Wicked Witch of the West in 1938 movie "The Wizard of Oz". This is a bonus segment from Swift Fox Media's 2020 YouTube documentary, "Our Assignment from Fred Rogers" that can be viewed here:    • Our Assignment from Fred Rogers (2020...