GoPro Grand Prix of Sonoma The Raceway at Sonoma 6:30 p.m. EDT Sunday, September 17, 2017 NBC Sports Network IndyCar Radio Network Broadcast and Live Stream COMPETITION   Honda comes to this weekend’s 2017 Verizon IndyCar Series season finale at Sonoma Raceway having scored seven victories in 2017.  The company’s most recent victory came two…

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