Support WBURFirst sickle cell patient treated with CRISPR gene-editing still thrivingPlay04:19Download AudioRob SteinDecember 31, 2021 ShareVictoria Gray, who has sickle cell disease, volunteered for one of the most anticipated medical experiments in decades: the first attempt to use the gene-editing technique CRISPR to treat a genetic disorder in the United States. (Meredith Rizzo/NPR)
