US declares public health emergency for swine flu

The precautionary step doesn't signal a greater threat to Americans. But it allows the federal and state governments easier access to flu tests and medications.

Homeland Security Secretary Janet Napilotano says roughly 12 million doses of the drug Tamiflu are being released from a federal stockpile so that states can get it if needed.

Napilotano said at a White House news conference Sunday that the emergency declaration is standard operating procedure — one was recently declare for the inauguration and for flooding.

The World Health Organization advised all countries to be on the lookout for "unusual" outbreaks of flu, after an emergency meeting Saturday as the seriousness of the outbreak became clear.

By Sunday, 81 deaths in Mexico had been deemed "likely linked" to swine flu. Viral testing has confirmed 20 cases, said Dr. Jose A. Cordova Villalobos, Mexico's health secretary.

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