Greg Cherundolo Chief of Operations Office of Global Enforcement Drug Enforcement Administration U.S. Department of Justice before the United States Senate Judiciary Committee for hearing entitled: The Countdown: Fentanyl Analogues and the Expiring Emergency Scheduling Order.

Statement of Paul E. Knierim Deputy Chief of Operations, Office of Global Enforcement Before the Subcommittee on Africa, Global Health, Global Human Rights and International Organizations Committee on Foreign Affairs U.S. House of Representatives for a hearing entitled "Tackling Fentanyl: The China Connection"