Even against a team with a defeatist air about them, it was Manchester United who were defeated. West Ham were booed off at the interval and still claimed the scalp of United.
They are not the coup they once were. United are unlikely to let this lie. The manner of West Ham's winning penalty kick - a collison involving Matthijs de Ligt and Danny Ings, a belated intervention from the Video Assistant Referee Michael Oliver and an unconvincing review by the on-pitch referee, will rankle for days.
The giant screens in the London Stadium replayed the incident, leaving United supporters apoplectic. Darren Fletcher was on his feet in the press box.
Erik ten Hag, Ruud van Nistelrooy and Rene Hake surrounded the fourth official while the players continued to appeal the legitimacy of it. ALSO READ: West Ham vs United highlights and reaction ALSO READ: Why VAR gave a penalty against United De Ligt and Andre Onana suggested there was a handball.