Who is responsible for the United States’ opioid epidemic? According to the US secretary of state, Antony Blinken, the culprits are “transnational criminal enterprises” who need to be tackled via international law enforcement operations. But according to Chinese state media, “the fentanyl crisis in the United States is demand-driven”, primarily by “the users themselves”. Blinken was speaking at the launch of a US-led coalition to address synthetic drug threats, which gathered virtually last week. China, which many US lawmakers blame for the crisis, declined to participate. As a string of US officials visit China this summer, the Americans are hoping...