December 15, 2011 8:38 am Anna Kournikova Leaves “Biggest Loser” After Just One Season Retired tennis pro, Anna Kournikova, will leave “The Biggest Loser” after only one season. The show will continue with trainer Bob Harper and host Alison Sweeney. US & World Videos 21:18 Jim Gaffigan gives hilarious dad advice to Kelly Clarkson audience 9:45 Orlando Bloom says he's shocked he's still alive after filming his new adventure show 2:13 Ryan Gosling talks Emily Blunt's ‘next level' fight scene in ‘The Fall Guy' 1:33 ‘Mary & George' actor Nicholas Galitzine broke his ankle wearing high heels during filming 1:20 This ‘Dungeons and Dragons' actor was surprised to find out RuPaul wanted him to portray him in a movie