Thousands of schoolchildren in Rio de Janeiros favelas miss classes and risk violence as Brazils police battle drug gangs Textbooks and marker pens are not all that science teacher Roberto Brando, 54, takes with him each morning when he sets off for work in a school in one of Rio de Janeiro s largest favelas. He also carries a first-aid kit in case he or any of his students is hit by a bullet. I always have it in my backp
