U.S. Sen. Bill Cassidy said Tuesday the abrupt resignation of the nation’s chief vaccines regulator did not violate his pact with health chief Robert F. Kennedy Jr.

What backstory could U.S. Sen. Bill Cassidy possibly need to understand Robert F. Kennedy Jr.’s latest attacks on vaccine research? Here’s the backstory for Cassidy — though if he had been ...

BATON ROUGE, La. (Louisiana First) — Louisiana Sen. Bill Cassidy will be at the center of the first hearing for Robert F. Kennedy Jr.’s controversial Health and Human Services Secretary ...

Louisiana Senator Bill Cassidy said vaccine skeptic Robert F. Kennedy Jr.'s endorsement of the measles vaccine should ...

Kennedy Jr. intends to shift the way vaccines are tested, a move that the agency said will increase transparency but that ...