Linda Lye writes:
Shocking revelations about creepy government surveillance came in waves over the summer, from the Snowden leaks to the Hemisphere Project, through which the government has paid AT&T for access to a mind-bogglingly vast database of our telephone calls. In many cases of new surveillance technologies like Hemisphere, there are serious constitutional concerns that courts have not yet reviewed. That’s where we come in.
Today the ACLU and the Electronic Frontier Foundation filed an amicus brief in United States v. Diaz-Rivera, a criminal case that could present the first opportunity for a court to review the constitutionality of the Hemisphere Project (you can read the brief here).
Read more on ACLU.