The Wider Image: Sao Paulo mayor declares war on wall writers
A police officer gestures towards a Brazilian artist, known as Iaco, after he had written "doria" in reference to Sao Paulo's mayor Joao Doria, on a wall on Avenida 23 de Maio in Sao Paulo, Brazil, March 22, 2017. REUTERS/Nacho Doce SEARCH "PICHADORES" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.