Auto Racing Yesterday's scheduled auto race -- the Firestone Firehawk 600 -- at the Texas Motor Speedway was postponed after it became clear that drivers practicing on the course were experiencing dizziness. Noah Adams talks with Dr. Steve Olvey, the medical director for Championship Auto Racing Teams, Inc. in Miami, Florida about the course and the "G" forces involved.

Auto Racing

Auto Racing

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Yesterday's scheduled auto race — the Firestone Firehawk 600 — at the Texas Motor Speedway was postponed after it became clear that drivers practicing on the course were experiencing dizziness. Noah Adams talks with Dr. Steve Olvey, the medical director for Championship Auto Racing Teams, Inc. in Miami, Florida about the course and the "G" forces involved.