WASHINGTON , June 12 / PRNewswire-USNewswire / -- Lev L. Dassin , the Acting United States Attorney for the Southern District of New York , and Michele M. Leonhart , the Acting Administrator of the U.S. Drug Enforcement Administration ( DEA ) , announced today the arrests of five members of a Colombian narcotics trafficking organization on charges of conspiring to murder a U.S. DEA Agent stationed in Colombia , and to import methamphetamine into the United States .