STUTTGART: The Porsche LMP Team took another big step in their mission of title defence in Mexico City today: At the fifth round of the FIA World Endurance Championship (WEC) at the Autódromo Hermanos Rodríguez, the Weissach-based team with the two Porsche 919 Hybrids achieved a dominant one-two victory. The championship leading Le Mans winners, Earl Bamber (NZ), Timo Bernhard (DE) …