“Reuters has uncovered previously unreported details about a separate program, run by the U.S. Drug Enforcement Administration, that extends well beyond intelligence gathering. Its use, legal experts say, raises fundamental questions about whether the government is concealing information used to investigate and help build criminal cases against American citizens. The DEA program is run by a secretive unit called the Special Operations Division, or SOD. Here is how NSA efforts exposed by Snowden differ from the activities of the SOD.”
http://www.rawstory.com/rs/2013/08/05/how-the-u-s-dea-program-differs-from-recent-nsa-revelations/