The opioid epidemic in this country has destroyed countless lives. One response has been an array of civil and criminal actions seeking to hold medical professionals accountable for sowing addiction (and, ultimately, deaths). Courts are divided, however, on the proper legal standard for imposing criminal penalties. In Ruan v. United States, the U.S. Supreme Court will decide whether a jury should consider a doctor's subjective intent when assessing a potential violation of the Controlled Substances Act.