Vehicles that plunged down during the collapse of the upper car park level lie amidst the rubble below, viewed from the basement car park, at the Westgate Mall in Nairobi, Kenya Saturday, Sept. 28, 2013. Kenya's military caused the collapse of three floors of the Westgate Mall in the deadly terrorist siege, a top-ranking official has disclosed, while the government urged patience with the pace of an investigation that has left key questions unanswered. (AP Photo/Ben Curtis)
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