In 2016, U.S. Court of Appeals for the 6th Circuit ruled that prosecutors legally used historical cellular phone location records obtained without a warrant to convict two men, Timothy Carpenter and Timothy Sanders, of armed robbery. Those men contend that the seizure of those records without a warrant was unconstitutional. The Supreme Court is expected to hand down its decision in its current term, but if it does not, the question will resolve as no. _{Confused? Check our FAQ or ask us for help.}

---

The Supreme Court did rule that investigators' warrantless use of Timothy Carpenter's cellphone records was unconstitutional. This question closed as "yes" with an end date of 22 June 2018 (The Supreme Court of the United States). _{See our FAQ to learn about how we resolve questions and how scores are calculated.}