Alexander Rossi reacts to his first laps in the next generation of IndyCar

Alexander Rossi called IndyCar's IR-28 shakedown at Indianapolis Motor Speedway smooth as "Christmas morning," but weather limited full testing.

Following the official unveiling of the next-generation IR-28 chassis, the IndyCar Series is taking its first major step into the future this weekend at Indianapolis Motor Speedway. Reigning four-time IndyCar champion Alex Palou and 2016 Indianapolis 500 winner Alexander Rossi will drive the car during its first valida