Curaleaf, the world’s largest cannabis company, is mired in scandals involving Russian oligarch money, product safety violations, and unfair labor practices.

Cannabis industry trade group declares nationwide sale of hemp-derived intoxicants a “public health disaster.”

“Kush,” a potent, chemically treated street drug, is wreaking havoc and destroying lives in West Africa. But what’s actually in this illicit concoction, and how dangerous is it?