Supreme Court Justices Hint at New Digital-Privacy Protections

U.S. Supreme Court justices aired concerns about privacy in the digital age, hinting they may curb the power of law enforcement officials to track people using mobile-phone data.

In a spirited argument that went 20 minutes beyond its scheduled hour on Wednesday, the justices considered requiring prosecutors to get a warrant before obtaining mobile-phone tower records that show a person’s location over the course of weeks or months.

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