Sport newsGCK has completed its driver line-up for the 2018 FIA World Rallycross Championship presented by Monster Energy with the signing of Jérôme Grosset-Janin alongside Guerlain Chicherit in the all-new Prodrive-engineered Renault Megane R.S. RX. The team also confirmed Timo Scheider will come on board as test and development driver....