Yahoo News provides the latest updates on the spread of bird flu in the U.S. and its effect on rising egg prices and shortages.

An older woman in southeast Wyoming is hospitalized with bird flu, state health department officials said Friday. It's the state's first human case of Type A H5N1 influenza, which is spreading through animals and some people.

A Wyoming woman hospitalized with bird flu is the state's first human case after her flock of chickens became infected and died, according to state officials.