Merry Xmas surveilors, everything you ever wanted to unconstitutionally intercept and track cell phone communications of individuals or even thousands of people at once, can be had at great holiday prices in a never before seen catalog! [theintercept.com]
From the Intercept article [theintercept.com]:
The Intercept has obtained a secret, internal U.S. government catalogue of dozens of cellphone surveillance devices used by the military and by intelligence agencies. The document, thick with previously undisclosed information, also offers rare insight into the spying capabilities of federal law enforcement and local police inside the United States.