The Grand Prix of Portland has extended its deal with the NTT IndyCar Series to keep the event on the schedule through 2023. Portland International Raceway has been a popular edition on the IndyCar calendar since it first arrived in 1984, when Al Unser Jr. claimed victory for Galles Racing in a March-Cosworth. The venue was a staple on the schedule during the years of the ChampCar World Series until 2008 where it fell away when CART and IRL reunited. PIR returned to the calendar in 2018 though the 2020 edition of the venue was postponed due to restrictions on the number people allowed at public gatherings in the state of Oregon.
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