Although Rojo will not play against Benfica, Mourinho did confirm that he will return to action soon.
Rashford then came close to meeting a Romelu Lukaku cross moments later, before Nemanja Matic brought a smart save from Svilar as United ended the first period on the front foot. Losing their opener at home to CSKA Moscow was followed by a 5-0 shellacking at Basel - their biggest-ever Champions League defeat.
Jose Mourinho's side now sit top of Group A with 6 points, while Benfica are rooted to the bottom of the table, having lost both of their opening fixtures.
Scouts from Basel, Freiburg, Genova, Hellas Verona, Montpellier, Eibar, Tondela and Vitoria Setubal are also going to be in attendance. Here is everything you need to know about the clash.
Of course, Manchester United are lead by Jose Mourinho, who is known for his tendency to play conservatively on the road in the Champions League, especially when there isn't much at stake.
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However he will not sleep at Buckingham Palace as the guest of the Queen, and there will not be a glitzy banquet in his honour. The absence of Trump's tour from her speech wsa clearest signal yet that no date has been agreed on his controversial visit.
"But I do foresee that in the future Lindelof will be a player of Jose Mourinho's team".
Where and how to watch the live TV coverage of Manchester United vs Benfica Champions League 2017 encounter?
Manchester United reached nine points with its third straight win in Group A. It has a three-point lead over Basel, which defeated CSKA Moscow 2-0 in Russian Federation.
Victory means United are on the brink of reaching the knockout phase for the first time since 2013-14, whereas Benfica have yet to muster a point at the halfway point of Group A. To make matters worse, they will be without captain Luisao at Old Trafford after his late sending-off.