article_snippet: Ebola patient is being treated at the National Institutes of Health in DC hospital near Washington,
article_snippet: Five people in the U.S. are now being monitored after being exposed to Ebola .
article_snippet: This came as a second American health care worker who was possibly exposed to Ebola has been moved to Nebraska Medicine's biocontainment unit after a change in symptoms, the hospital said on Monday.
article_snippet: a second American health care worker who was possibly exposed to Ebola was one of four monitored in Nebraska Medicine's after exposure to another American who tested positive for Ebola. 
article_snippet: The person who was moved has not tested positive for Ebola virus, the hospital said.
article_snippet: The latest NIH patient is the 11th person with Ebola to be treated in the U.S.
article_snippet: Two patients in the U.S. have died: a man treated in Dallas after contracting the virus in Africa and a doctor evacuated from Africa to Nebraska Medicine's when Two patients in the U.S. have died: a man treated in Dallas was already critically ill.
article_snippet: The man in Dallas had contracted Ebola virus in The man in Dallas native Liberia.
article_snippet: The man in Dallas transmitted the disease to two nurses, resulting in widespread concern in the U.S., with questions raised about emergency department screening of patients, monitoring of ill travelers from Africa and even disputes over the disposal of potentially infectious waste from hospitals.
article_snippet: The World Health Organization has estimated Ebola virus has killed more than 10,000 people, mostly in the West African nations of Guinea, his native Liberia and Sierra Leone.
article_snippet: The current outbreak is the largest ever for the disease.
article_snippet: While deaths have slowed dramatically in recent months, Ebola virus appears stubbornly entrenched in parts of Guinea and Sierra Leone.
article_snippet: One of those being monitored in Nebraska has developed symptoms of Ebola and was being moved to a biocontainment unit, hospital officials said in a news release on Monday.
article_snippet: However, none of those being monitored has tested positive for Ebola.
article_snippet: The National Institutes of Health said The National Institutes of Health has no other pending admissions of additional patients with Ebola or who have been exposed to Ebola.
highlights_snippet: Second American who was possibly exposed to Ebola moved to Nebraska Medicine's biocontainment unit after change in symptoms .