defense lawyers are planning to ask judges to throw out these convictions. this is an older version of the sting ray device that looks like a normal cell phone tower, but it s not. it s collecting cell phone identification and location data. unbeknownst to the phone s user. the american civil liberty union says dozens of police departments across the u.s. use this powerful technology. but is this device violating the fourth amendment right protecting citizens from unlawful searches and seizures? let s bring in former d.c. homicide detective and fox news contributor rod wheeler excuse my mispronunciation, rod. thank you for joining us today. sure, absolutely. i want you to explain to us how these sting ray devices work for those of us who may not be familiar with them and also how widespread they are. okay. the device itself is called the sting ray. a lot of people call it a digital tracking device or digital search device. and the way it basically works in a nutshell is it s so