Even if a suspect password-protects his or her phone, police still have some ways of getting into it. iStockphoto hide caption

itoggle caption iStockphoto

The Seattle tunneling machine known as Bertha, which started its task in July, is now stuck 60 feet underground. Ted S. Warren/AP hide caption

itoggle caption Ted S. Warren/AP

BlueJay, a tool by social media monitoring company BrightPlanet, shows the locations of tweeters who have left their geotagging option activated. BlueJay screenshot hide caption

itoggle caption BlueJay screenshot

Protesters line up outside City Hall in Oakland, Calif., to demonstrate against the Domain Awareness Center, a data integration system being built by the city and the Port of Oakland. Martin Kaste/NPR hide caption

itoggle caption Martin Kaste/NPR