(August 9, 2024, 1:28 PM EDT) -- PHILADELPHIA — The Third Circuit U.S. Court of Appeals affirmed summary judgment in favor of Merck & Co. and said the district court correctly rejected former employees’ claims in a qui tam action that the company made false representations to the Centers for Disease Control and Prevention about the effectiveness of the MMR (mumps, measles and rubella) vaccine after finding that even assuming that the representations were false, the employees did not show that the statements were material to the agency’s decision to purchase the vaccines....