'Kosovo is Serbia', in Valencia-PSG

In last night's Champions League match between Valencia and Paris Saint-Germain is featuring a transparent there is no connection with the contest at Mestalla met the guests with the result 2-1. UEFA strictly prohibits the display of political messages but it does not prevent a group of fans who were in the tank for team supporters to disclose a transparent guest with the words "Kosovo is Serbia". Below to find the flag of Serbia. But, it is not known if the action is done by Serbian French fans or those who support the team from Parc des Princes.