A House committee is calling on Congress to pass new standards for how police can track people using cellphone data.
The House Oversight and Government Reform Committee issued a report this week into what's called "cell-site simulation," a technology that mimics a cell phone tower, and forces all phones to identify themselves. The Wall Street Journal has reported in the past that such technologies have been used to look for fugitives.
This segment aired on December 20, 2016.
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