INDIANAPOLIS -- AP -- Some IndyCar drivers are nervous heading into Saturday's season-opening race at Texas. They will be racing on one of the series' trickiest tracks, in stifling heat and with the new windscreen for the first time.

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The protective device was supposed to make its debut on a road course in March. But when the pandemic shut down the sports world, series officials revised the schedule. Now, the introductory race will take place on a high-speed, high-banked Texas oval, where it has not been tested.