6:51cultureFebruary 23, 2018Ballroom champ who gave up dancing due to scoliosis dances again after surgery Anastasia Machenko, 17, shares her inspirational story and is surprised by her idol Mark Ballas live on "GMA." Up Next in culture'DWTS' Pro Mark Ballas on Quitting SmokingDecember 3, 2013'Dancing With the Stars' season 25 pros revealed August 24, 2017Ask Me Anything: The Bachelor and Bachelorette editionMarch 26, 2024