TEAM REPRESENTATIVES – Christian HORNER (Red Bull), Franz TOST (Toro Rosso), Frédéric VASSEUR (Sauber), Masashi YAMAMOTO (Honda) PRESS CONFERENCE Q: Yamamoto-san, you introduced an engine upgrade in Russia. How much of a step forward is that? And in more general terms, how much progress have Honda made this season? Masashi YAMAMOTO: Regarding this season, we were not […]