On the second day of testing at Sebring International Raceway, the development of IndyCar’s next-generation IR-28 car continued on the track's bumps and bruises after earlier sessions on the silky-smooth surface of Indianapolis Motor Speedway.
Alexander Rossi, who drives full time for Chevrolet-powered ECR, took over testing duties Tuesday at the historic Florida circuit. The 2016 ...Keep reading

Source: Alexander Rossi takes over IR-28 testing as IndyCar pushes new chassis to the limit at Sebring