Manchester United travel to Istanbul on Thursday to take on Fenerbahce, with Jose Mourinho looking to get his side's season back on track after three league games without a win.
But there are concerns off the pitch as well as on it, with fans set to get a police escort to the game amid security fears in Turkey.
The authorities are confident that the game will pass without incident, but with the historical issues English fans have faced in Turkey, tensions are running high.
Sportsmail tells you all you need to know about the situation...
What security measures are in place ahead of this evening's game?