Derby county
Rooney ends playing career to become full-time Derby boss
Derby confirmed the 35-year-old former forward had agreed a permanent deal until 2023, having succeeded Phillip Cocu on an interim basis in November.
Manager Phillip Cocu, his coaching staff, executives and non-playing staff have also deferred part of their salary.
Reports in the British media have said that the 34-year-old is leading talks on behalf of his teammates against a proposal by the second-tier club to defer the wages of players by 50%.
United will travel to Norwich City in the last eight after the Premier League’s bottom club beat Tottenham Hotspur on penalties on Wednesday.
Jack Marriott came off the bench to score twice for Derby, including an 85th-minute winner in a pulsating encounter in which both teams were reduced to 10 men.
The pair clashed after Stoke’s Oghenekaro Etebo was sent off in the side’s 2-1 victory on Wednesday, with TV replays suggesting Johnson sank his teeth into Allen’s shoulder.
United manager Jose Mourinho said he felt his team were in difficulty once the shootout got down to his defenders.
Derby stay in second despite the draw, and trail Wolves, who play Brentford on Tuesday, by nine points.
Van Gaal has been under mounting pressure after a recent poor run of form and shortage of entertainment.
Researchers have revealed the goal, which was credited as an own goal by Aston Villa's Gershom Cox.