THE STORY
On December 17, 2017, during a 20-17 loss to the Dallas Cowboys, Oakland Raiders coach Jack Del Rio contested a fourth-and-1 measurement. Referee Gene Steratore used an index card to determine the first down, a decision Del Rio disagreed with. (cbssports.com)
TEAMS / PEOPLE:
Oakland Raiders, Dallas Cowboys
WHY IT MATTERS
The incident led the NFL to instruct officials to avoid using index cards for measurements in the future. (abcnews.com)