Judd Apatow on comic genius Mel Brooks: “Probably the funniest person of all time”

As a young boy, Judd Apatow says he wanted to grow up to be like the director of such classics as “Blazing Saddles” and “Young Frankenstein.” Now Apatow has co-directed a two-part HBO Max documentary about his idol: “Mel Brooks: The 99 Year Old Man!”