Cops Draw Blood to Catch Impaired Drivers

Stateline: It was about 6:30 on a Friday night in January when Phoenix Police Det. Kemp Layden pulled over a white Jeep Cherokee that was speeding and weaving in and out of its lane.

The 47-year-old driver spoke slowly, his eyes were red and watery, and his pupils were dilated. The inside of the Jeep reeked of marijuana, and the driver failed a field sobriety test, which includes walking heel-to-toe and standing on one leg.

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