In Bangladesh, at least eight people were killed and 50 injured after a boiler exploded at a garment factory in Dhaka today. <br/><br/>Police said dozens of labourers were on site at the factory in an industrial district outside the capital Dhaka when a blast tore through the six-storey building, causing its walls and a roof to collapse.<br/>'<br/>Fire services officials said six people were killed at the spot and two more died in the hospital The casualties included passers-by who were walking outside the factory.<br/>