Operations On Pemex Centennial And La Muralla IV Deep Sea Crude Oil Platforms [Getty Images]

A crane stands next to Petroleos Mexicanos (Pemex) signage displayed on the company's La Muralla IV deep sea crude oil platform in the waters off Veracruz, Mexico, on Friday, Aug.30, 2013. Gulf of Mexico crudes strengthened on concern that the conflict in Syria might spread and threaten imports from the Middle East. Photographer: Susana Gonzalez/Bloomberg via Getty Images

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