Sensitive Investigative Unit (SIU), which focuses on high-value drug traffickers, is mentored by the U.S. Drug Enforcement Agency and staffed by Afghan agents trained at the U.S. facility in Quantico, Va.

Background:
Sensitive Investigative Unit (SIU) - The Sensitive Investigations Unit (SIU) is a DEA/INL sponsored, vetted, and highly trained group of 45 investigators whose mission is to gather and exploit evidence, work undercover and confidential informants, and build cases against High Value Drug Trafficking. The officers were trained at Quantico. Technical Investigative Unit (TIU) - The Technical Investigations Unit (TIU) is a DEA/INL sponsored, vetted and highly trained group of investigators who will utilize legally authorized Afghan wire intercepts to gather evidence against High Value Drug Trafficking. This unit consists of 11 officers with 100 interpreters to log, monitor and conduct intercepted calls. The officers were trained at Quantico. National Interdiction Unit (NIU) -The National Interdiction Unit (NIU) is a DEA/INL sponsored and mentored, tactically trained Afghan law enforcement unit. It will soon be a 288-(authorized strength) officer National Interdiction Unit (NIU) of the Counternarcotics Police of Afghanistan (CNPA) trained to execute search warrants, conduct raids, interdict and seize narcotics and precursor chemicals, secure evidence and make arrests. The NIU is a sub-unit of the CNP-A.