They don't separate national security from law enforcement. They _say_ they do, but they don't. Parallel construction is when an intelligence agency tips off l

They don't separate national security from law enforcement. They _say_ they do, but they don't. Parallel construction is when an intelligence agency tips off law enforcement about some nefarious actor (like say, Ross Ulbricht) and then LE has to construct a plausible scenario where their hard-boiled detectives tracked down the bad guy through traditional police work, not through spying on American citizens. [1] https://www.washingtonpost.com/news/the-switch/wp/2013/08/05/the-nsa-is-giving-your-phone-records-to-the-dea-and-the-dea-is-covering-it-up/ https://www.washingtonpost.com/news/the-switch/wp/2013/08/05...