WASHINGTON (AP) — The Food and Drug Administration’s chief tobacco regulator was removed from his post Tuesday, part of sweeping cuts to the federal health workforce that have cleared out many of the nation’s top experts overseeing food, drugs, vaccines and products containing nicotine. The agency’s tobacco director, Brian King, notified his staff in an email: “It is with a heavy heart and profound disappointment that I share I have been placed on administrative leave.” Dozens of other employees in FDA’s tobacco center also received notices Tuesday morning that they were being dismissed, including two entire offices responsible for drafting…