WASHINGTON, DC - OCTOBER 13: (AFP OUT) U.S. President Barack Obama (L) and Secretary of Health and Human Services Sylvia Burwell (R) participate in a conference call with Director of the Center for Disease Control Dr. Tom Frieden on Ebola in the Oval Office of the White House October 13, 2014 in Washington, DC. President Obama received an update on the administration's response to the Ebola case in Dallas and broader efforts on the preparedness of the nation's health infrastructure. (Photo by Alex Wong/Getty Images)
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