MADRID — Dan Quinn opened the door, and it creaked. His forever backward ball cap had been removed, and the light gleaned off his 55-year-old dome. As he stepped into the workspace with the temporary sign hanging outside that said “Head Coach,” Adam Peters followed him. Peters had removed his tie, and his collar was open. Neither the Washington Commanders’ coach nor their general manager had played in the game, completed maybe 45 minutes earlier. They looked like they had dragged themselves through the trenches.
