With reports of the first human death from bird flu in the US, some Americans are feeling an uncomfortable flashback to the early days of Covid-19, when infectious disease experts were talking about a new virus that was sending people to the hospital with respiratory infections.

The U.S. Department of Health and Human Services (HHS) revealed a major $590 million investment in Moderna to accelerate the development of a bird flu vaccine.

The U.S. government has awarded Moderna $590 million to advance the development of its bird flu vaccine, as the country doubles down on efforts to tackle increasing infections in humans.