Grand Prix kicks off with Party in the Park showcasing race cars, drivers

The party is revving up in downtown St. Petersburg, where an event kicked off the first IndyCar race of the season. Hundreds of thousands of visitors are expected in the city, giving the community a chance to showcase the unique course through the city and next to the waterfront.

Racing for a cure: Kart race funds concussion research

While Sunday's Firestone Grand Prix IndyCar drivers will be racing for the checkered flag, a handful of others will be racing on Wednesday for concussion research, including FOX 13's own Mark Wilson.