Democrats on the U.S. House of Representatives oversight committee opened an investigation on Tuesday into health secretary Robert F. Kennedy Jr.'s handling of the federal response to bird flu, according to a letter sent to Kennedy and released by the committee.

A Reuters report says the Trump administration’s mass layoffs at the FDA included staff working on the agency’s bird flu response, alarming health experts.

The Trump administration has dismissed key staff from the U.S. Food and Drug Administration (FDA) involved in bird flu response efforts, as part of mass layoffs at the Department of Health and Human Services.