NFL to test optical tracking for line-to-gain rulings in preseason
Posted: May 22nd, 2024, 3:11 am
Optical tracking devices might soon be taking the place of the chains, to increase the accuracy of first-down measurements.
https://www.nytimes.com/athletic/551122 ... preseason/
https://www.nytimes.com/athletic/551122 ... preseason/