SAN FRANCISCO, CA - OCTOBER 28:  A registered nurse at the University of California Medical Center holds a sign as during a demonstration to protest inadequate Ebola preparedness at UC medical centers on October 28, 2014 in San Francisco, California. Over a dozen University of California medical center registered nurses held a demonstration to demand training and proper protective equipment for healthcare workers who could be called upon to care for a patient with the Ebola virus.  (Photo by Justin Sullivan/Getty Images)