Controversial moment and reaction The football world was left buzzing after Rot-Weiss Essen’s 1-6 defeat at Waldhof Mannheim, when a red card to Klaus Gjasula became the talking point. The former Bundesliga midfielder, now with Rot-Weiss Essen, vented his frustration at the incident in a post-match interview on MagentaSport, challenging the referee, Florian Lechner, over…