The use of VAR was one of the major talking points following our 2-2 draw with Crystal Palace.
It intervened to award the visitors a penalty and then - more controversially - ruled out what would have been a winning goal for Sokratis.
Here's Unai Emery's take:
on the result...
Good evening. It's 90 minutes and a lot of matters to talk about. We can speak about two directions. We can speak about our performance and also the referee's decision with VAR. We deserved to win. We started very well with our two goals and we didn't concede a lot of chances in the first half.