Looking ahead to 12 Hours of Sebring, NASCAR America discusses why this race is one of the most grueling in all of motor sports. #NBCSports #IMSA #12HoursofSebring » Subscribe to Motorsports on NBC: null » Get the latest motor sports news on NBC Sports: https://www.nbcsports.com/motors » Watch Live races on NBCSports.com: http://www.nbcsports.com/live NBC Sports – the home of motorsports – features unparalleled motorsports programming, fueled by the network’s new media rights agreements with INDYCAR and International Motorsports Association (IMSA), NBC Sports will have more than 1,500 hours of motor sports coverage spanning NASCAR, INDYCAR, IMSA, Mecum Auctions, Monster Energy AMA Supercross, the Lucas Oil Pro Motocross Championship, Monster Jam, and Powernation. Subscribe to our channel for the latest motors news and highlights! NBC Sports is the new home of IMSA, with a six-year partnership beginning in 2019. IMSA is the sanctioning body of the IMSA WeatherTech SportsCar Championship, the premier sports car racing series in North America. NBC Sports will present more than 100 hours of IMSA coverage across its broadcast, cable, and digital platforms. Visit NBC Sports: https://www.nbcsports.com/motors Follow Motorsports on NBC on Twitter: https://twitter.com/MotorsportsNBC Find NBC Sports on Facebook: https://www.facebook.com/NBCSports Follow NBC Sports on Twitter: https://twitter.com/nbcsports Follow NBC Sports on Instagram: https://www.instagram.com/nbcsports Subscribe to NBC Sports on YouTube: null IMSA: How grueling can 12 Hours of Sebring be on a driver? | Motorsports on NBC null