Grand Prix of Portland – Friday – second IndyCar practice – first USF2000 practice – Indy Pro 2000 qualifying #1
By Steve Wittich and Tony DiZinno The air temperature at the beginning of the second NTT IndyCar Series practice was 77F, and the track temperature was 100F. We stepped outside for the start of the session, and it was noticeably warmer. The sun was starting to burn off the low clouds, so that made sense….