Why the NFL proposed replay rule modifications, and what happens now - ESPN
Hurley: NFL Trying To Fix Instant Replay Problem By Not Addressing That Problem At All - CBS Boston
Do you think offside rules should be changed? : r/worldcup
Everything that happened at the 2018 NFL's spring league meeting
NFL teams unanimously approve simplified catch rule
The Dez Bryant play, that'd be a catch': Here's what the NFL's new catch rule might look like
How the Dez Bryant no-catch changed the NFL forever - ESPN
NFL catch rule changes: Competition Committee to work towards solution
Worst Rule Changes in NFL History
NFL insider notes: Run of blatantly bad calls may force changes, MVP race goes down to wire, more from Week 15
How the NFL's Proposed Rule Changes Could Affect the League - The Ringer
NFL insider notes: Run of blatantly bad calls may force changes, MVP race goes down to wire, more from Week 15
FTW Explains: The proposed changes to the NFL's catch rule
What's a Catch? In the N.F.L., the Rule Seems Impossible to Grasp - The New York Times
Readers share their thoughts on recent NFL officiating - The Boston Globe