The recent Supreme Court ruling that police violated the Constitution when they tracked a suspect's vehicle for 28 days without a warrant left too many questions unanswered. That's according to an editorial from The New York Times that says the U.S. v. Jones decision did not answer, for example, "how long this kind of surveillance can go on before requiring a warrant or what types of crimes justify GPS monitoring," or how the rules would apply if police used a technology other than a GPS to track a suspect.
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