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A Father's Story on Dealing with His Son's Incurable Disease

Miguel Sancho chronicles his family's journey of confronting their son's diagnosis of a rare and lethal immune deficiency in the new book, "More Than You Can Handle: A Rare Disease, A Family in Crisis, and the Cutting Edge Medicine That Cured The Incurable." Sancho joined CBS News correspondent Mireya Villarreal to share how the ordeal tested him and his…