UEFA opens disciplinary case against Barcelona vs Paris Saint-Germain referee Deniz Aytekin As we sing that Barcelona became the first ever club to overcome a huge last 16 1st leg defeat(4-0) in the 2nd leg (5-6) in the UEFA Champions league history, the Germany born Wednesday referee Deniz Ayetkin risks being demoted from the top profile matches in UCL following the decision by the officials. Deniz Aytekin will never be a referee for any other high profile game Ayetkin denied Di Maria a penalty and later awarded two to Barcelona(one converted by Messi and another by Neymar) before a late offside goal which made the tally to 6-1, seeing the Catalans through to the last 8. http://metro.co.uk/2017/03/10/uefa-to-sideline-referee-deniz-aytekin-after-barcelona-win-over-paris-saint-germain-6500425/ Deniz Aytekin was among the top elite referees in Europe The German national will not referee any