FDA Approves Biogen's Aducanumab As First New Alzheimer's Drug In Nearly 20 Years
FDA Approves Biogen's Aducanumab As First New Alzheimer's Drug In Nearly 20 Years

The FDA approved the first new drug for Alzheimer’s disease in nearly 20 years Monday, even though the decision to greenlight Biogen’s new drug has been fraught with controversy.

WBZ-TV's Mallika Marshall has more.