It is a photo already seen, repeated on another occasion in recent years. The mayors and the mayor of the area around the mouth of the Besòs, led by Ada Colau, are once again portrayed together to proclaim that the needs are perpetuated in the coastal neighborhoods of the last stretch of the river, where 16 of the 25 neighborhoods with the highest poverty in Catalonia are concentrated, as Pepe Sánchez, president of the Neighborhood Coordinator o…