BARCELONA, SPAIN - FEBRUARY 11: The Saharawi singer Aziza Brahim performs 'Julud' live on stage during the 'Gran Concert de les Persones Refugiades', 'Big Concert for Refugee People' at the Palau de Sant Jordi on February 11, 2017 in Barcelona, Spain. (Photo by Miquel Benitez/Redferns)
