Arne Slot slammed Liverpool for the lack of fighting spirit that saw them slump to an abject FA Cup surrender at Manchester City.

And the Reds boss has warned his side need to become more ruthless defensively or suffer a similar fate in their Champions League quarter-final first leg at Paris Saint-Germain next week.

Erling Haaland scored a hat-trick and Antoine Semenyo also notched as the Reds were thumped 4-0 in their quarter-final at the Etihad on Saturday afternoon.

Liverpool were arguably the better team before Haaland’s penalty opener prompted the visitors to leak four times in 20 minutes either side of half-time.

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A frustrated Dominik Szoboszlai declared after the game the Reds had lacked fighting spirit as they suffered a fourth defeat in seven games.

And when told of the midfielder’s comments, Slot said: “I did not feel this until the moment they scored the 1-0.

“I missed the fighting spirit definitely in the first...