Little Sister Steps Up as 'Brave' Bone Marrow Donor for Sibling With Rare Disease

After a 5-year-old girl was diagnosed with a rare disease, her younger sister wanted to be her 'brave' bone marrow donor to help save her. The family's story highlights the courage of a young child stepping forward for a sibling in a life-or-death moment. It stands as a moving example of familial love and self-giving amid hardship.