Two firefighters were killed and four others injured in a building fire Monday in Osaka's Dotombori shopping district, local police and firefighters said.The fire started in a building in the western Japan city's popular tourist spot and spread to an adjacent structure. The firefighters were trapped inside and taken to a hospital, where they were pronounced dead.The cause of the fire is not yet known. The local fire department received an emergency call reporting the fire at around 9:50 a.m.Three other firefighters and a woman suffered non-life-threatening injuries and were taken to the hos…READ FULL ARTICLE