Police officers and a police van were targeted by festival-goers in Paris in the early hours of June 22.<br /><br />Parisians were observing "Fête de la Musique" (Music Day) that was monitored by local authorities and police to make sure attendees were socially distancing from each other.<br /><br />Footage shows many projectiles being targeted at police who were forced to leave Esplanade des Invalides.