The NFL will switch from traditional chain gangs to advanced camera technology, Sony’s hawk-eye system, as the primary method of measuring first downs for the upcoming season.

The NFL announced this week that it will use a high-tech system of cameras in the upcoming season to track the ball down the field and determine whether a team gets a first down. Sony's Hawk-Eye ...

WASHINGTON — Starting this fall, the NFL will retire the use of chain crews to measure for first downs in favor of camera-based technology that can determine the distance automatically, the league ...

The NFL will use Sony's Hawk-Eye technology as the primary way to measure the line to gain, the league announced Tuesday at its annual spring owners meetings. The technology will use six 8K cameras to ...