From IndyCar:  SEBRING, Fla. (Tuesday, Oct. 13, 2026) – The development of the NTT INDYCAR SERIES’ next-generation IR-28 car moved this week to the bumps and bruises of Sebring International Raceway from earlier testing on the silky-smooth surface of Indianapolis Motor Speedway .Alexander Rossi, who drives full time for Chevrolet-powered ECR, took over testing duties … Continue reading Rossi Hustles IR-28 Through More Development at Sebring