Driving, Sleep Drugs Put To Test

08/16/2012 11:19 am ET | Updated Aug 12, 2013
  • DR. TIFFANY CHAO, ABC News Medical Unit ABC News

"I feel a little bit zombie-like, I have to admit."

On Tuesday's World News broadcast, correspondent Lisa Stark demonstrates the dangers of driving after taking sleeping medication. She traveled to the University of Iowa, home of the most advanced driving simulator in the country, to reproduce the experience of driving while under the influence of such medication.

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