The Food and Drug Administration’s embattled vaccine chief, Dr. Vinay Prasad, is once again leaving the agency — the second time in less than a year that he’s departed after controversial decisions involving the review of vaccinations and specialty drugs for rare diseases.

Donald Trump provided a major update on the war in Iran as he spoke to the press after holding a phone call with Russian President Vladimir Putin. The two leaders held a call on Monday evening, the first known to have taken place in 2026 ...