At least 25 people including a police officer have been killed in a shoot-out in Rio de Janeiro, according to local media. The shoot-out took place during a police operation in a favela in the Jacarezinho area of the city. Police launched the operation after receiving reports that drug traffickers were recruiting children for their gang. Two passengers on a metro train were hit by bullets but survived. Police in the Brazilian city confirmed the death of one of their officers, Inspector Andre Leonardo de Mello Frias. A statement on Facebook said "he honoured the profession he loved and will...