AdvertisementIn A 1st, Doctors In U.S. Use CRISPR Tool To Treat Patient With Genetic DisorderJuly 29, 2019Rob SteinfacebookEmailVictoria Gray, 34, of Forest, Miss., 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 U.S. (Meredith Rizzo/NPR)