INDYCAR SERIES driver, NOLAN SIEGEL (6) (USA) of Palo Alto, CA, travels through the turns during a practice session for the Freedom 250 Grand Prix at The Streets of Washington, DC in WASHINGTON DC.The Streets of Washington, DC plays host to the INDYCAR SERIES for the Freedom 250 Grand Prix in WASHINGTON, DC.NOLAN SIEGEL (6) (USA) of Palo Alto, CA. The Streets of Washington, DC plays host to the INDYCAR SERIES for the Freedom 250 Grand Prix in WASHINGTON, DC.