Manchester United completed their first Premier League double over Liverpool in a decade, as Kobbie Mainoo’s sweet second half strike sealed an entertaining 3–2 victory for the hosts. The Red Devils were rampant early, and seemingly keen to put their depleted rivals to the sword at Old Trafford. Liverpool, without plenty in attack, were a mess defensively, and United’s new boys capitalized. Matheus Cunha struck first before Benjamin Šeško fortuitously added a second, seemingly with his hand . Liverpool were there for the taking. The Reds suffered again physically against a team proficient on the counter, but they somehow found a way back into the game before the hour mark. Two Man Utd mistakes allowed Liverpool to draw level, with the momentum suddenly in the away side’s corner. More nervy moments ensued, but Mainoo’s finish against the run of play facilitated another dynamic shift. This time, there were no mishaps that offered the Reds a glimmer.…