[source: Audi Sport] Second half of the World RX season begins in Canada Final races live on SPORT1 for the first time With two Audi S1 EKS RX quattro cars that have received detailed improvements EKS Audi Sport will compete at Trois-Rivières, Canada, on August 4 and 5. The race weekend is ringing in the second half of the FIA World Rallycross Championship (World RX) season. Detailed improvements to the suspension and engine of the Audi S1 EKS RX quattro prov...