Key figures behind the scenes at Arsenal and Man City face a critical decision after being approached by one of Europe’s biggest clubs about a potentially controversial U-turn. The two clubs act as the Premier League’s representatives on the European Club Association’s executive board. The lobbying organisation represents hundreds of clubs and has almost doubled its membership since the botched European Super League launch. The six English clubs who signed up for the controversial breakaway league were expelled from the ECA but have been allowed back after distancing themselves from the projec…