TODAY

TODAY   |  April 05, 2013

Deadly strain of bird flu has US officials on alert

The CDC is developing a vaccine for a new strain of bird flu that has already killed at least five people in China. So far, the strain, known as H7N9, has not shown evidence that it can be passed person-to-person.

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>> strain of the bird flu has u.s. health officials on alert. the virus has already killed at least five people in china, and the cdc is starting work on a vaccine just in case it is needed. so far the strain known as h7n9 has not shown evidence that it can be passed person to person.