A 90-year-old California man is due in court Thursday on suspicion of killing his stepdaughter -- a slaying police say they solved with the help of data from her Fitbit device.
원문출처 : https://www.cnn.com/2018/10/04/us/california-fitbit-killing/index.html
원문출처 : https://www.cnn.com/2018/10/04/us/california-fitbit-killing/index.html