The Louisiana Department of Health said on Monday that a U.S. patient hospitalized with H5N1 bird flu had died, the country's first death from an outbreak of the virus that has sickened dozens of people and millions of poultry and cattle.

A patient in Louisiana has died of bird flu. Health authorities considered the case to be the first severe H5N1 infection in a U.S. resident.

The first U.S. bird flu death has been reported — a person in Louisiana who had been hospitalized with severe respiratory symptoms. Louisiana health officials announced the death on Monday. Health officials have said the person was older than 65,