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Knoxville mom tests GPS device on daughter

As students go back to school, safety continues to be at the top of parent's minds. One Knoxville mother and self defense instructor said technology maybe the answer to their worries.

http://www.wbir.com/video/2612445177001/39627146001/Knoxville-mom-tests-GPS-device-on-daughter http://download.gannett.edgesuite.net/wbir/brightcove/29913744001/201308/807/29913744001_2612468143001_th-520ea351e4b0ff01b66f7331-672293877001.jpg?pubId=29913744001 Knoxville mom tests GPS device on daughter As students go back to school, safety continues to be at the top of parent's minds. One Knoxville mother and self defense instructor said technology maybe the answer to their worries. wbirNews 03:31

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