- Public health experts question some CDC actions on Ebola
- Patients are told to "call a doctor," but expert says an ambulance would be better
- Not just any hospital can care for Ebola patients, experts say
(CNN)A nurse contracts Ebola. An urgent care center in Boston shuts down when a sick man recently returned from Liberia walks in. Health care workers complain they haven't been properly trained to protect themselves against the deadly virus.