Lessons from the 'ignored characters' of the pandemic

A new book shows that there were a handful of researchers, scientists and public health officials who seemed to have an early, prescient understanding of how bad the pandemic would hit the U.S., and what we could do to avert it. Michael Lewis' "The Premonition" describes this unusual group and how they tried their best to get those in positions of power to pay heed. William Brangham reports.