Not only is the DEA the lead agency for domestic enforcement of federal drug laws (sharing concurrent jurisdiction with the [[Federal Bureau of Investigation]]), it also has sole responsibility for coordinating and pursuing U.S. drug investigations in foreign countries. | Not only is the DEA the lead agency for domestic enforcement of federal drug laws (sharing concurrent jurisdiction with the [[Federal Bureau of Investigation]]), it also has sole responsibility for coordinating and pursuing U.S. drug investigations in foreign countries. |