The stunning Aston Martin Valkyrie hypercar returns to competitive action this weekend in Round 4 of North America’s premier endurance racing series – the IMSA WeatherTech SportsCar Championship [IMSA] – at the challenging Laguna Seca circuit, in Monterey, California. Less than two weeks after achieving its tenth top ten IMSA finish (from 11 starts), around the streets of Long Beach, the Aston Martin THOR Team and drivers Roman De Angelis (CAN) and Ross Gunn (GBR) scream ba