Fire breaks out at Bangladesh garments factory, casualties unknown

A fire broke out at garment factory in the Bangladeshi capital on Thursday, police and fire-fighting officials said, but it was not immediately clear if anyone was inside the building at the time.Fire-fighters were trying to put out the blaze with the help of police and volunteers, officials said.Garments are a vital sector for the South Asian nation, whose low wages and duty-free access to Western markets have helped make it the world's largest apparel exporter after China.But a series of deadly incidents, including a building collapse that killed more than 1,100 people last April, has sparked global concern over weak safety standards in the $22 billion industry.