Marcos Rojo limped off Manchester United’s UEFA Europa League quarterfinal second leg against Anderlecht on Thursday.
The 27-year-old Argentine tried to continue but could hardly run en route to a 23rd minute exit from the Old Trafford pitch.
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Daley Blind replaced Rojo alongside Eric Bailly. United’s bench was already attack and midfield heavy, with Marouane Fellaini, Wayne Rooney, Anthony Martial, Ashley Young, and Ander Herrera available.