By Sean Walsh Trent Alexander-Arnold believes his best-ever performance came in Liverpool’s 3-1 defeat to Real Madrid in the 2018 UEFA Champions League final. The right-back has cemented his spot as one of the Premier League’s best players since breaking into the Reds’ first-team back in 2016, while he has also tried his hand as a midfielder at international level with England over the last year. Alexander-Arnold has recorded some phenomenal displays over the years, and speaking at a Football For Change event with Jamie Carragher, he was asked to name his best. “The first Champions League fina…