William Shatner, daughter Melanie reveal cancer battles

Senior medical analyst Dr. Marc Siegel joins 'America's Newsroom' to discuss the cancer diagnoses for TV legend William Shatner and his daughter, Melanie.

William Shatner and his daughter Melanie Shatner Gretsch reveal their simultaneous stage 4 cancer battles. The TV legend was diagnosed with melanoma, and Melanie with breast cancer, both now cancer-free after extensive treatments. Dr. Marc Siegel discusses the remarkable advancements in immunotherapy and targeted therapy that led to their survival, highlighting the power of hope and cutting-edge medical interventions.