BARCELONA, SPAIN - OCTOBER 01:  The Spanish flag and the date of the independence of Catalonia referendum is seen in the shirt of Ximo Navarro of UD Las Palmas during the La Liga match between Barcelona and Las Palmas at Camp Nou on October 1, 2017 in Barcelona, Spain. The match is being played with empty stands after the events occured in Catalonia during the voting of a Catalonia independence referendum declared illegal and undemocratic by the Spanish government.  (Photo by Alex Caparros/Getty Images)