By Lindsay Spratt, Sub Editor
RIO DE JANEIRO - Two weeks after Rio de Janeiro made international headlines for its Olympic win, the city was back on front pages worldwide this weekend after an outbreak of violence left fifteen dead and saw a police helicopter shot down from the sky.
The violence began in the early hours of Saturday morning in the favela known as Morro dos Macacos in the North Zone of the city and near the neighborhoods of Vila Isabel and Tijuca. At around 2AM, drug traffickers from neighboring Morro São João entered favela Morro dos Macacos . . .