Mohamed Salah struck twice, with Roberto Firmino and Sadio Mane also on the scoresheet, to settle Wednesday's largely one-sided Group C contest.
Here are five talking points on the action from Anfield…
Back on track
After a disappointing, below-par evening at Stadio San Paolo three weeks ago, a response was needed.
That it duly arrived while Paris Saint-Germain and Napoli shared a 2-2 draw means Liverpool sit top of Group C at the halfway point of the pool stage.
Next up, a trip to Belgrade.
| Pos | Team | P | W | D | L | GF | GA | GD | Pts |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Liverpool | 3 | 2 | 0 | 1 | 7 | 3 | 4 | 6 |
| 2 | Napoli | 3 | 1 | 2 | 0 | 3 | 2 | 1 | 5 |
| 3 | Paris Saint-Germain | 3 | 1 | 1 | 1 | 10 | 6 | 4 | 4 |
| 4 | Crvena Zvezda | 3 | 0 | 1 | 2 | 1 | 10 | -9 | 1 |
Mo hits his half-century
Salah’s brace saw him reach 50 goals for Liverpool.