
For hope, he awarded a seat to 29-year-old Hayley Arceneaux, a physician’s assistant at St. Jude, but also a former patient. Arceneaux survived bone cancer at age 10, and lost a good portion of her thigh bone, replaced with a titanium rod. She will become the youngest American to fly into orbit, surpassing then 32-year-old Sally Ride, and also the first person with a prosthesis. She has the role of medical officer.