The measurement system was tested last year and snow and fog were found to be issues. Chain gangs will remain a backup for such situations.

The NFL will use Sony’s Hawk-Eye technology to measure the line to gain as opposed to the chain gang this season.

Before the rise of artificial intelligence (AI), there was traditional intelligence – like solving math problems without a calculator, writing with a pen and paper or even just having a lengthy ...

Referee Alan Eck makes a call during a preseason NFL football game between the Atlanta Falcons and Dallas Cowboys Friday, Aug. 22, 2025, in Arlington, Texas. Tony Gutierrez / AP Some new rules are ...