The spray-can vigilantes shaming Bogotá for its perilous paving slabs

The spray-can vigilantes shaming Bogotá for its perilous paving slabs - Unlike Bogotá’s graffiti artists, who use hoodies and the cover of night to hide themselves from the authorities, Francisco de Nicolás can be seen wandering the city centre in broad daylight, spray can in hand, as he seeks his next target. He’s on the …