GP3 Round 7 - Sochi, Russia: 2015 GP3 Series Round 7. Sochi Autodrom, Sochi, Russia. Friday 9 October 2015. Jann Mardenborough, (GBR, Carlin), Ralph Boschung (SUI, Jenzer Motorsport), Konstantin Tereshchenko (RUS, Campos Racing). World Copyright: Zak Mauger/LAT Photographic. ref: Digital Image _L0U6366
2015 GP3 Series Round 7.
Sochi Autodrom, Sochi, Russia.
Friday 9 October 2015.
Jann Mardenborough, (GBR, Carlin), Ralph Boschung (SUI, Jenzer Motorsport), Konstantin Tereshchenko (RUS, Campos Racing).
World Copyright: Zak Mauger/LAT Photographic.
ref: Digital Image _L0U6366