A group of Roma supporters, some covering their faces, marched towards Anfield together before Tuesday’s semi-final

A significant security operation will surround Liverpool supporters in Rome next week as the Italian authorities seek to prevent a repeat of the scenes that left one fan critically injured after an unprovoked attack outside Anfield on Tuesday night.

Around 5,000 Liverpool fans are expected to watch Jürgen Klopp’s side attempt to reach the Champions League final and extra measures will be in place for the semi-final, second-leg tie at the Stadio Olimpico on Wednesday amid fears of more trouble.

There will be an increased police presence at the ground, no alcohol will be sold in an expanded radius around the stadium and supporters will face more than one search as they approach the arena. In addition, Liverpool supporters will be given a list of