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DEA Secretly Tracked Billions of Phone Records For Decades

Via USA Today:

For more than two decades, the Justice Department and the Drug Enforcement Administration amassed logs of virtually all telephone calls from the USA to as many as 116 countries linked to drug trafficking, current and former officials involved with the operation said. The targeted countries changed over time but included Canada, Mexico and most of Central and South America.

Federal investigators used the call records to track drug cartels' distribution networks in the USA, allowing agents to detect previously unknown trafficking rings and money handlers

The program began under Bush I and continued throught the terms of the next three Presidents. It was carried out by DEA's "intelligence arm" with little oversight. It was stopped by AG Eric Holder in 2013. [More..]

This is where "Parallel construction" comes in:

To keep the program secret, the DEA sought not to use the information as evidence in criminal prosecutions or in its justification for warrants or other searches. Instead, its Special Operations Division passed the data to field agents as tips to help them find new targets or focus existing investigations, a process approved by Justice Department lawyers. Many of those tips were classified because the DEA phone searches drew on other intelligence data.

That practice sparked a furor when the Reuters news agency reported in 2013 that the DEA trained agents to conceal the sources of those tips from judges and defense lawyers.

The NSA apparently learned its tricks from the DEA.

The similarities between the NSA program and the DEA operation established a decade earlier are striking – too much so to have been a coincidence, people familiar with the programs said. Former NSA general counsel Stewart Baker said, "It's very hard to see (the DEA operation) as anything other than the precursor" to the NSA's terrorist surveillance.

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