What to know: Ebola

Published On: Jul 29 2014 08:08:07 AM CDT   Updated On: Dec 28 2014 03:21:11 PM CST

Three more American aid workers who were exposed to Ebola in Sierra Leone are due to arrive back in the United States on Monday for monitoring.  Learn more about this deadly disease and its symptoms.

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Three more American aid workers who were exposed to Ebola in Sierra Leone are due to arrive back in the United States on Monday for monitoring.  Learn more about this deadly disease and its symptoms.

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