The 66-year-old sportswoman revealed in an interview with Piers Morgan that she was declared cancer-free last week after undergoing chemotherapy and radiation treatments following her diagnoses in December. "As far as they know I'm cancer-free," she said, noting that she is due to have more preventative radiation on her breast. "Then I should be should be good to go." Reflecting on her cancer battle, the Czech-American athlete told Piers "It's definitely the toughest thing I've ever done. Who has two cancers at the same time? I was never an underachiever, but this is getting ridiculous."