ParentsinthreeMidwesternstateswillsoonknowjusthowgoodorbadtheirkids'drivingiswhentheirchildrentakethecarforaspin(疾驶).

StartingtodayAmericanFamilyInsuranceisofferingcustomerswithteendriversfreecamerasthatrecordwhathappenswhenasuddenchangeinthecar'smovementoccurs.

Thecamerasrecordtheactioninsideandinfrontofthecarin20-secondaudio-videoclips(剪辑).TheclipsarethentransmittedtoDriveCamaSanDiegocompanythatanalyzestheclipsforriskybehavior.

Amongthingstheanalystslookforistheresponsetimeofthedriversandiftheyarepayingattentiontotheroad.Parentscanreceiveareportontheirkids'drivingandviewtheclipsonahomecomputer.

CaraccidentsaretheleadingcauseofdeathamongU.S.teensaccordingtotheNHTSA

(NationalHighwayTrafficSafetyAdministration).

"Therewillbefeweraccidents"RickFetherstonvicepresidentatAmericanFamilysaidofthenewsystem.AmericanFamilywilltestthesystemoutbyofferingitforfreeforoneyearto30.000familiesinWisconsinIndianaandMinnesotatoseewhetherthesystemresultsinfeweraccidents.Ifthesystemisproventopreventaccidentscustomerswhovolunteertouseitmightseetheirinsurancepremiums(保险费)drop.Thecompanywouldnotbeviewingthevideosorindividualscorecarsunlessthereisanaccident.

BruceMoellerpresidentofDriveCamsayshiscompany'ssystemisalreadybeingusedbycompanieswithlotsofcars."Someofourcustomersarereportinga30%to90%reductionintheirriskydriverevents"Moellersays.

ButalawyerinMinneapolissays."IfIfeltIneededacamerainthecartowatchovermykidsIshouldn'tbelettingthemdrive."

AmericanFamilytestedthesystemintwohighschoolsinMinnesotaandWisconsin.

MeganIreland17saidthecameracaughtherstoppingtoolateandtakingturnstoofast.ThestudentatPriorLakeHighSchoolinSavageMinn.saidshedidn'tlikeitbecauseshefeltitinvadedherprivacy(侵犯隐私)buthaswarmeduptothesystem."NowIdon'treallyhaveaproblemwithitbecauseit'smademeabetterdriver"shesays."Forreal."

69.Thecameraisbeingofferedto________by________free