What American television series chronicles the gender transition of retired Olympic gold metal- winning decathlete  Bruce Jenner?
Caitlyn Jenner Caitlyn Marie Jenner (born October 28, 1949), formerly known as Bruce Jenner, is an American television personality and retired Olympic gold medal-winning decathlete.
Spartan: Ultimate Team Challenge Spartan: Ultimate Team Challenge is an American sports entertainment competition series based on the obstacle race of a similar name. Greenlighted to order on August 26, 2015, the series premiered on June 13, 2016 on NBC.