A long list of medical experts are saying Robert F. Kennedy Jr.'s decision to cut mRNA research will set back the country’s vaccine science by a decade.

Stephen Colbert gave what he promised was a "measured, nonpartisan response" to the harrowing news on Wednesday that Health Secretary Robert F. Kennedy Jr. has pulled $500 million in funding for vaccines.

Dr. Jerome Adams, who served as Donald Trump's first surgeon general, agrees that RFK Jr.’s cuts to mRNA vaccine research “is going to cost lives.”