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Wilfred Smallwood, the half-brother of the first U.S. patient diagnosed with Ebola, Thomas Eric Duncan, speaks to CNN.
Health officials in Dallas are working to identify anyone who may have been in contact with the man infected with Ebola.
The CDC says there is "zero risk" of Ebola transmission for passengers that flew with the first U.S.-diagnosed patient.
The FDA has changed the full clinical hold placed on an Ebola drug to a partial hold. CNN's Sanjay Gupta reports.