The International Race of Champions (IROC) cars are coming to Washington D.C. as part of IndyCar's Freedom 250 Grand Prix weekend in the streets of the U.S. Capitol. <br> On Saturday, August 22, the Ray Evernham-led series will bring classic IROC cars for an exhibition, which will feature legends from both NASCAR and IndyCar. <br>Former NASCAR Cup champions Jeff Gordon, Kurt Busch, Bobby ...<a class='more' href='https://www.motorsport.com/general/news/iroc-to-hold-support-race-to-indycar-freedom-250-in-washington-dc-/10833215/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=www'>Keep reading</a>