Arne Slot has admitted that Trent Alexander-Arnold ‘proved’ the new Liverpool head coach was wrong following an early concern developed about the Reds’ vice-captain. It has not always been the start to the season that Alexander-Arnold would have planned for as Slot gets settled into the Anfield hot seat. While the 25-year-old has started in each of the Merseyside natives’ Premier League games so far, he has failed to hear the final whilst once. Three matches in a row before the international break saw Slot substitute Alexander-Arnold as Liverpool beat Ipswich Town, Brentford and Manchester Uni…