Kayla Harrison opens up on depression and journey from Olympics to UFC - 'I didn't know who I was going to be'

Two-time Olympic gold medalist Kayla Harrison sat down with TNT Sports ahead of UFC 300 to discuss her journey from judo to the summit of mixed martial arts. The 33-year-old American switched to MMA after the 2016 Olympics and will face Holly Holm in Paradise, Nevada on April 13, live on TNT Sports. Harrison openly discussed her battles with depression during her career.