Why regulators want to ban a key ingredient in kratom, a popular herbal supplement

Southeast Asians have used kratom leaves as a home remedy for centuries. Recently, its popularity in the U.S. has exploded as a way to ease the effects of opioid withdrawal. But kratom is poorly regulated and synthetic versions contain high levels of a powerful compound that officials say should be restricted. Ali Rogin speaks with Tampa Bay Times senior politics reporter Kirby Wilson for more.

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