[JURIST] The US Supreme Court [official website] heard oral arguments [day call, PDF] in two cases on Tuesday. In US v. Jones [transcript, PDF; JURIST report], the court will decide whether the government’s warrantless use of a global positioning systems (GPS) [JURIST news archive] tracking device on respondent’s vehicle to monitor its movements on public streets violated the Fourth Amendment [text]. The government argued that under US v. Knotts [opinion text], a GPS tracker is as permissible as monitoring a…