Prosectors and law enforcement agencies have been bringing murder charges against people who supply friends and family with drugs. As the opioid epidemic marches on, efforts to curb heroin and prescription drug abuse through increased arrests and harsh sentencing look just as misguided as earlier phases of the so-called "war on drugs" that began in the 1970s. Journalist Zachary A. Siegel joins us to explain the disturbing evolution of the drug war in the era of opioid abuse.