Allegheny alumnus Shaw makes NFL history - Allegheny College Athletics
NFL replacement referee who blew touchdown call in Green Bay Packers-Seattle Seahawks game is a full-time banker – New York Daily News
NFL Referee Salary: How Much They Make + Super Bowl Bonus
All-Female Officiating Crew Makes Texas Football History – NBC 5 Dallas-Fort Worth
Black former NFL officials excited for all-Black MNF crew, but 'it's about time' - The Athletic
NFL Makes History With All-Black Officiating Crew for Monday Night Football
About Damn Time: NFL Makes History With All-Black Referee Crew During Monday Night Football
NFL side judge Carl Johnson part of first all-Black officiating crew
Who is Carl Cheffers? Get to know Super Bowl LVII head referee – NBC Sports Philadelphia
Virginia Beach teacher Maia Chaka now an NFL referee
Maia Chaka Is The First Black Woman To Officiate NFL Game : NPR
NFL Makes History With All-Black Officiating Crew for Monday Night Football