The issue at hand (it seems) was the lack of a warrant. In 2012, the US Supreme Court ruled 9-0 in US v. Jones that a GPS tracker attached to a car was a “searc

The issue at hand (it seems) was the lack of a warrant. In 2012, the US Supreme Court ruled 9-0 in US v. Jones that a GPS tracker attached to a car was a “search” and would require a warrant. This seems like the same idea. https://en.wikipedia.org/wiki/United_States_v._Jones https://en.wikipedia.org/wiki/United_States_v._Jones