Documentary details how Porsche tackled back-to-back 24-hour races

The 24 Hours of Le Mans and 24 Hours of Nürburgring are two of the most demanding car races in the world, both physically and mentally. Normally the races are held weeks apart to ensure drivers competing in both have adequate time to recover. That didn't happen last year however as the races were held in back-to-back weekends, with Le Mans up...