We found him in the foggy mountains of central Chile, near the town of Aguila Sur, conducting a ritual at dusk with two assistants.
Dr. Milton Flores, 58, is not the leader of a religious sect or underground cult. He's a psychiatrist who's unusual in many respects. But in this South American country, it's his crusade to legalize marijuana that has earned him notoriety.
When asked to describe marijuana, he says it's "a tool and a medicine." Flores has used cannabis for years to treat patients with different conditions, including depression and anxiety.