Video on
msnbc.com:
CNBC's Meg
Tirell reports
Vertex
Pharmaceuticals
39; treatment for
cystic fibrosis
has succeeded in
late stage trials.
Vert
(more)
Video on msnbc.com: CNBC's Meg Tirell reports Vertex Pharmaceuticals' treatment for cystic fibrosis has succeeded in late stage trials. Vertex will now file applications for U.S. and Europe approval in Q4.