What could have been an interesting battle turned into a dominant display for Porsche Penske Motorsports in the IMSA Sportscar Weekend at Road America as several contenders caused their own woes, some of them well before the green flag waved.
Rain began to fall 30 minutes into the first practice session for the Sahlen's Six Hours of the Glen, becoming both a blessing and a curse. While it kept many teams from setting a truly representative dry time, it also allowed IMSA WeatherTech SportsCar Championship teams a good chance to prepare fo.