On Wednesday, September 25, the Senate Caucus on International Narcotics Control held a hearing on unregulated analogues of synthetic drugs and recent legislation proposed to address growing concern. Chairman Dianne Feinstein (D-Calif.) led the hearing that included testimony from Michael Botticelli, deputy director of the Office of National Drug Control Policy, and Joseph Rannazzisi, deputy assistant administrator at the Office of Diversion Control for the Drug Enforcement Administration (DEA), among others.