The Mystery of Richard Simmons // TRAIN BRAIN

The Mystery of Richard Simmons

ABC News' Diane Sawyer shares a first look at her new special that highlights the final decade of Richard Simmons' life after he disappeared from public view.
"The Mystery of Richard Simmons: A Diane Sawyer Special" airs on Tuesday, May 12 at 9 p.m. ET on ABC and streams the next day on Disney+ and Hulu.

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