Casemiro beaten The Brazilian was making his first start in almost a month, and his first since arriving at Old Trafford.
Despite coming up against opposition he knows well from his long stay at Real Madrid, the 30-year-old looked to be struggling to get up to speed at times.
Too often he would take the easy pass on or give away possession cheaply. He certainly looked off the pace for a good while.
There was one moment in particular he will want to forget. Early in the contest Sociedad's left-back Aihen Munoz pulled off an audacious nutmeg that had Casemiro beaten all ends-up.
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