Following the conclusion of the UEFA Champions League quarterfinals, only four teams remain in the hunt for European glory.

As the Champions League reaches its crucial stages, find out who is involved, when the semi-finals are happening and how to watch

A few years ago, when Liverpool won the Champions League, Jurgen Klopp’s side could look to full-backs Trent Alexander-Arnold and Andy Robertson with confidence that they would produce match-winning performances. Goals, assists, and corners taken quickly. To possess the two best full-backs in the world was a game-changer.