NFL Black Monday
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In the National Football League, Black Monday is considered to be the Monday immediately following the last Sunday of the regular season. It is on this day that a plethora of head coach firings occur. It is also the first day that teams searching for a head coach may request permission to interview coaches on teams that are in the playoffs, providing they have a bye in the first week of the playoffs.
- https://www.sbnation.com/2017/12/27/16812568/nfl-black-monday-2018-coaches-fired-chuck-pagano-john-fox-jim-caldwell-dirk-koetter-marvin-lewis NFL Black Monday: What is it and what to expect when it comes in 2018.
- https://www.sportingcharts.com/dictionary/nfl/black-monday.aspx What Is Black Monday?