An anonymous reader shared this report from The Guardian:A Texas father used the parental controls on his teenage daughter's cell phone to find and help rescue her after she was kidnapped at knifepoint while walking her dog on Christmas, authorities allege... Her father subsequently located her phone through the device's parental controls, the agency's statement said. The phone was about 2 miles (3.2km) away from him in a secluded, partly wooded area in neighboring Harris county... She then managed to escape with a hand from her father, who called law enforcement officials, said the statement from the Montgomery sheriff's office. The suspect has since been arrested and charged.Read more of this story at Slashdot.