STERLING HEIGHTS, Mich. (WXYZ) -- Detroit Grand Prix week kicked off Tuesday night with the annual Doug Guthrie Memorial Go-Kart Challenge.
Members of the media battled each other in the event named after the late Detroit News automotive writer who passed away in 2013.
IndyCar Series driver Spencer Pigot and Stadium Super Trucks driver Arie Luyendyk Jr. were among the special guest coaches.
