A recent study by USA Today and Gannett found that found 1 in 4 state and local police agencies are using new technologies to tap into cell phone data. At this point, we've not been able to determine that any agencies in Knoxville, Knox County, or Nashville are doing this, but a state lawmaker wants to make sure they don't.
The investigation found at least 25 police agencies use tower dumps, a way for them to get thousands of phone records from cell phone towers near crime scenes.
Police have also used a Stingray, a portable device that fools cell phones into thinking it is a real cell tower.
Both methods help police gather cell phone data without a search warrant and without people ever knowing. Tennessee State Senator Mae Beavers is trying to change that. She announced Monday she will introduce a bill next session that, if passed, will require local and state police to get a search warrant before collecting data. (read more)