After weeks of staying mostly quiet about Health Secretary Robert F. Kennedy's remaking an influential committee that advises the federal government on vaccinations, U.S. Sen. Bill Cassidy Monday

The call for the delay marks one of the first time Sen. Bill Cassidy has directly asked Trump’s Department of Health and Human Services to alter how it’s handling vaccine policy.

The head of the U.S. Senate Committee on Health, Education, Labor and Pensions called for the delay of a meeting of vaccine advisers scheduled for Wednesday after Health and Human Services Secretary Robert F.