Mealey's (June 7, 2021, 10:30 AM EDT) -- WASHINGTON, D.C. — The U.S. Supreme Court on June 7 denied a petition for a writ of certiorari brought by a vaping business and industry association that had argued that Congress violated the nondelegation doctrine by authorizing the Food and Drug Administration and secretary of Health and Human Services to deem e-cigarettes subject to regulation as tobacco products....