email article Welcome to the latest edition of Investigative Roundup, highlighting some of the best investigative reporting on healthcare each week. How U.K. Doc Linked Clots to AstraZeneca Vaccine As the CDC and FDA on Tuesday recommended a pause in use of the Johnson & Johnson COVID-19 vaccine, The Guardian reported how a British doctor identified the link between the rare clotting issue and the similar AstraZeneca vaccine. Marie Scully, MD, a consultant hematologist at University College London Hospital, told The Guardian that she had seen patients with blood clots in the brain and low platelets before, but there was no reason to see the condition in a young woman in her 30s whom she treated in early March.