Name: FDA approves first US gene therapy to fight childhood leukemia
Uploaded: Thu Aug 31 2017 12:06:11 GMT+0000 (UTC)
Duration: 1 min 46 s
Description: The FDA has approved a new cancer therapy that could be a game-changer for some young people with an aggressive form of leukemia, and may have implications on the future of cancer treatment overall. NBC News medical contributor Dr. Natalie Azar is on TODAY to explain.

Aug. 31, 201701:46