17 teams competed in  Detroit Grand Prix . The official site of  Detroit Grand Prix is chicagomarathon.com . The no. of events in sport was 12 . 40 from 30 nations were the competitors in  Detroit Grand Prix . 6–20 August 2016 was when it was held . The venue for  Detroit Grand Prix was  Société Athlétique de la Villa Primrose in Bordeaux (1909)
The website of the sport is chicagomarathon.com