In this Friday, May 3, 2013 photo, engineer Abdur Razzak Khan, center, is detained by police in Dhaka, Bangladesh. The death toll in the factory-building collapse in Bangladesh rose to more than 530 ... more 
In this Friday, May 3, 2013 photo, engineer Abdur Razzak Khan, center, is detained by police in Dhaka, Bangladesh. The death toll in the factory-building collapse in Bangladesh rose to more than 530 on Saturday. Police official Ohiduzzaman said Friday that engineer Abdur Razzak Khan was arrested a day earlier on a charge of negligence related to the building collapse. He said Khan worked as a consultant to Rana Plaza owner Mohammed Sohel Rana when the illegal three-floor addition was made to the building. (AP Photo) less 
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Associated Press
Sat, May 4, 2013 8:18 AM EDT