5 talking points as Liverpool pay for crucial errors versus clinical Real Madrid
![5 talking points as Liverpool pay for crucial errors versus clinical Real Madrid](https://i2-prod.mirror.co.uk/incoming/article23865219.ece/ALTERNATES/s615/0_Real-Madrid-v-Liverpool-UEFA-Champions-League-Quarter-Final-First-Leg-Alfredo-Di-Stefano-Sta.jpg)
Real Madrid are firm favourites to progress to the Champions League semi-finals after battling to a deserved victory over Liverpool, who require a remarkable comeback to keep their European hopes alive