Dr. Nancy Snyderman talks about child vaccination on the "Today" show in New York in this Sept. 1, 2011, file photo. NBC News medical reporter Snyderman spoke with Matt Lauer on the “Today” show, Wednesday, Dec. 3, 2014, and apologized for violating her quarantine for Ebola exposure, saying she failed to appreciate how frightened Americans were of the disease. (AP Photo/NBC, Peter Kramer, File)
Featured Photo Galleries
