The Government obtained a search warrant permitting it to install a Global- Positioning-System (GPS) tracking device on a vehicle registered to respondent Jones's wife. The warrant authorized installation in the District of Columbia and within 10 days, but agents installed the device on the 11th day and in Maryland.
Nov 8, 2011 ... Antoine Jones was arrested on Oct. 24, 2005, for drug possession after police attached a tracker to Jones's Jeep -- without judicial approval -- and used it to follow him for a month. A jury found Jones not guilty on all charges save for conspiracy, on which point jurors hung. District prosecutors, upset at the ...