Trump Administration’s Halt of CDC’s Weekly Scientific Report Stalls Bird Flu Studies An unprecedented freeze on the agency’s Morbidity and Mortality Weekly Report sparks new concerns about political meddling in science. Previous article: Recapping the RFK Jr. Hearings: A Live Discussion With KFF Health News Journalists Prev Next article: Readers Offer Their Takes on the Opioid Crisis, Family Doctor Shortage, and Vaccine Policies Next