See how revolutionary high-speed, high-definition video is used to analyze pit crew performances down to fractions of a second for NASCAR, where races are commonly won by tenths of a second.
![](https://www.2020hindsight.com/wp-content/uploads/2020/04/natGeo-800x420.jpg)
See how revolutionary high-speed, high-definition video is used to analyze pit crew performances down to fractions of a second for NASCAR, where races are commonly won by tenths of a second.