Policing sex trafficking in the digital age

As MIT graduate student Mitali Thakor speaks about her research in a Cambridge coffee shop, an AMBER Alert from Abington, Massachusetts, lights up her iPhone, interrupting her midsentence as she describes her studies of anti-trafficking ...

Analysis: NSA bill barely touches the agency's vast powers

The surveillance law enacted this week stands as the most significant curb on the government's investigative authorities since the 1970s. But it's practically inconsequential in the universe of the National Security Agency's ...

Congress sends NSA phone-records bill to president

Congress approved sweeping changes Tuesday to surveillance laws enacted after the Sept. 11 attacks, eliminating the National Security Agency's disputed bulk phone-records collection program and replacing it with a more restrictive ...

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