Pemex Probing Lethal Blast Amid Drive to Boost Security


Petroleos Mexicanos workers place recovered documents into a plastic... News PhotoAccidents and Disasters,Administrator,Bag,Document,Exploding,Finance,Fuel and Power Generation,Gasoline,Horizontal,Mexico,Mexico City,North America,Occupation,Petroleos Mexicanos,Plastic,Recovery,Security,The Americas,The Media,USAPhotographer Collection: Bloomberg 2013 BloombergPetroleos Mexicanos (Pemex) workers place recovered documents into a plastic bag at the Petroleos Mexicanos (Pemex) administrative building in Mexico City, Mexico, on Sunday, Feb. 3, 2013. The search for the cause of a blast that destroyed three floors of a building at Pemex' headquarters and killed at least 34 people entered a fourth day, as investigators toiled ahead of a self-imposed deadline for finding an answer. Photographer: Susana Gonzalez/Bloomberg via Getty Images