Ebola Cases Rise Dramatically

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A woman looks down as she walks past a man suspected of suffering from the Ebola virus in a busy part of Monrovia, Liberia, Sept. 12, 2014.

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People stand around a man suspected of suffering from the Ebola virus in a main street in Monrovia, Liberia, Sept. 12, 2014.

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World Health Organization (WHO) Director-General Margaret Chan addresses the media on support to Ebola-affected countries, at WHO headquarters in Geneva, Sept. 12, 2014.

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Pinguins tomando pequeno-almoço no Jardim Zoológico de Londres.