2 people try revolutionary drug to keep from going blind l Nightline
WATCH THE FULL EPISODE: https://bit.ly/2YMzz3X On Hulu: https://hulu.tv/2JBX8X3 Monroe Le, 6, and Heather Hodlin, 25, each have Leber congenital amaurosis, or LCA. They both underwent a revolutionary replacement gene injection…