"Their role is to utilize their special training to conduct a more comprehensive investigation, employing a variety of techniques in order to establish speed, analyze skid marks and other physical characteristics of the accident scene, " said John Cassidy, executive officer of the Transportation Bureau of the NYPD, at a City Council hearing in February.

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Tyre marks, he said, showed a combination of excessive speed and harsh steering.

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Windows Phone 7 Series marks a turning point toward phones that truly reflect the speed of people's lives and their need to connect to other people and all kinds of seamless experiences.

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