An explosion at the main headquarters of Mexico's state-owned oil company in the capital Thursday heavily damaged three floors of the building, sending hundreds into the streets and a large plume of ... more 
An explosion at the main headquarters of Mexico's state-owned oil company in the capital Thursday heavily damaged three floors of the building, sending hundreds into the streets and a large plume of smoke over the skyline. (Jan. 31) less 
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Thu, Jan 31, 2013 7:40 PM EST