By Matthew Cooper Graeme Souness has hailed Trent Alexander-Arnold’s passing ability, but believes the Liverpool star’s new midfield role will be a “problem” against top teams. Alexander-Arnold has struggled to get into the England side due to a dearth of options at right-back, but manager Gareth Southgate has started playing him in midfield ahead of next year’s Euros and Liverpool boss Jurgen Klopp has followed suit. The 25-year-old started at right-back in the 2-1 win over Crystal Palace on Saturday, but moved into midfield at half-time when Joe Gomez replaced Wataru Endo which allowed him t…