California (2014), Riley was pulled over by an officer for driving with expired registration tags. His car was impounded and an investigation was conducted, with firearms being discovered. Afterwards, Riley was then searched and found with gang paraphernalia. Next, his cell phone was seized from his pants pocket and was searched by an officer who read his text messages, examined his contact list and determined names with the letters CK behind them, standing for "Crip Killers." A couple of hours after Riley's arrest, detectives were still searching his Smartphone. Through this extensive search, they found files, videos, and pictures with a car believed to be involved in a previous shooting. From this newly collected evidence, Riley was then charged in connection with the previous shooting and attempted murder. Before going to trial, Riley requested to suppress all evidence gathered from his Smartphone. Riley claimed that because the search and seizure was performed without a warrant, it violated his Fourth Amendment rights. Initially, the trial court rejected his argument. After going to trial, with videos and pictures collected from his phone being used during the case, Riley was found guilty and sentenced to 15 years to