Jason Legg survived leukemia and a double lung transplant . Once a Navy Seal , Legg now struggles to climb stairs and mow the lawn . He is running half - marathons for his 19-year - old lung transplant .
Justin Legg survived leukemia and a double lung transplant . Once a Navy SEAL , Legg now struggles to climb stairs and mow the lawn . Legg is running half-marathons for his 19-year-old lung donor .