For most of the past five years (i.e., most of the Obama Administration), the FBI has enjoyed the use of "Stingray", capable of listening in on your cellular telephone calls without a warrant:

FBI investigators for at least five years have routinely used a sophisticated cellphone tracking tool that can pinpoint callers’ locations and listen to their conversations — all without getting a warrant for it, a federal court was told this week.

The use of the “Stingray,” as the tool is called, “is a very common practice” by federal investigators, Justice Department attorneys told the U.S. District Court for Arizona Thursday, according to the American Civil Liberties Union.

Installed in an unmarked van, Stingray mimics a cellphone tower, so it can pinpoint the precise location of any mobile device in range and intercept conversations and data, said Linda Lye, staff attorney at the ACLU of Northern California in a blog post about the case.

Scary.  There are certain people who would much rather talk about what went on during the previous Presidential Administration, but it is long overdue to take a closer look at what is going on in this one.

Full article here.