American Ebola patient worsens to critical condition An American health care worker being treated for Ebola has deteriorated to critical condition. Check out this story on wtsp.com: http://on.wtsp.com/1MFKWPq A health care worker prepares a colleague's Ebola virus protective gear at an Ebola virus clinic operated by the International Medical Corps in Makeni, Sierra Leone, on March 2. The patient, who has not been identified, tested positive for the Ebola virus while volunteering with Partners in Health at an Ebola treatment unit in Sierra Leone.