one of the reporters who broke the story is with us along with anna palmer and yamiche alcindor. you lay out a couple of real life examples. including a math teacher. she leaves a house in upstate new york at 7:00 a.m. every day. travels to a middle school 14 miles away. she went to a weight watcher's meeting, hiking with her dog, the dermatologist's office. to her ex-boyfriend's house where she stayed. this is a detailed look at who a person is. lisa's location was recorded 8 6 00 times. >> right. i think this is something that consumers are not necessarily aware of, and a lot of the companies say that this is anonymous data, but what we were able to show is you could identify people in it. and i think as we're all carrying our smart phones around, it's something that people really should be thinking more about and companies should be disclosing measuing more tha are. >> this is pretty widespread. you are write at least 75 companies received this anonymous precise location data from apps and several of those businesses climb to track up to 200 million mobile devices in the u.s.
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