Reshma Begum, 19, rescued from the rubble of the Rana Plaza building 17 days after the building collapsed, speaks during a media conference as salvage workers neared  the end of their search for victims of the collapse of a factory building. Photograph: Khurshed Rinku/Reuters

Three weeks after a building collapse in Bangladesh that killed more than 1,100 workers, the retailing giant H&M - the largest purchaser o(...)