Rep. Markey asks for data from carriers on surveillance requests and revenues

Data helps, and Rep. Markey is asking AT&T some pointed questions about their cooperation with law enforcement on surveillance requests.

He’s also asking other carriersthe same questions:  C Spire, Leap and Crickets, MetroPCS, Sprint, T-Mobile, TracFone, US Cellular, and Verizon.

Responses are requested by May 23.