Replays on pass interference calls will be a major storyline during the 2019 season, but NFL personnel are reportedly hoping it's only used in extreme circumstances.
According to Mike Florio of Pro Football Talk, "the coaches wanted replay review to fix only the most egregious mistakes made by the officials when calling, or not calling, pass interference."
Some coaches reportedly were also concerned about using slow-motion replay to change these calls instead of relying on regular speed to see if there was a clear error.
When the rule change was enacted in June, the league stated that calls will only be reversed upon "clear and obvious visual evidence.