either were or were not somewhere based on the activity on their easy pass, that was early on. there was another case in florida where somebody had a fitbit on and they claim -- >> tracked them. melissa: claimed somebody came to their house and attacked them and the police were able to use the fitbit data to prove that the person was actually asleep at the time and had made up the whole story. so there's all kinds of devices around us, what is -- does the law tell you? this is a brave new world with all the devices. >> if you go back to look at 1920's when some of the laws were created that was based on copper wires running. we have vonage, we have skype, we have huma. so the law is always been slow to catch up to technology. cops are creative. when i was a detective i filed one of the first search warrants to get an ip address of e-mail from internet service provider