Mercedes, Porsche to join Audi, BMW, Jaguar, Renault in Formula E racing

2016/2017 Formula E Hong Kong ePrixThe changing of the guards in motor racing is underway: both Porsche and Mercedes-Benz have announced they will join the FIA Formula E electric-car racing series in 2019. To make that possible, both German teams will end their tenures in respected motorsport; Porsche will end its World Endurance Championship LMP1 program, while Mercedes plans to...