YOUTUBE (NewsNation) - Neurologist breaks down Katie Couric's memory loss scare | Elizabeth Vargas Reports
Neurologist Dr. Tom Pitts joins NewsNation to discuss Katie Couric's diagnosis with temporary amnesia, known as transient global amnesia. Anchor Elizabeth Vargas delivers the biggest stories, without bias or opinion. Watch "Elizabeth Vargas Reports" every weeknight at 7p/6C on NewsNation. #VargasReports NewsNation is your source for fact-based, unbiased news for all Americans.