The NFL announced a multitude of rule changes on Tuesday, including a new way to measure first downs for the 2025 season.

The NFL announced a multitude of rule changes on ... virtual recreations will be produced in real time for the in-stadium and broadcast audience. The full process takes around 30 seconds, saving ...

The method for measuring first downs in the NFL will switch from chain gangs to camera-based technology ... real time for the in-stadium crowds and broadcast audience. The total process takes ...