Oil futures log first loss in five sessions

Oil futures fell Tuesday to log their first loss in five sessions as data showing a rise in crude production last month from the Organization of the Petroleum Exporting Countries exacerbated concerns that the group's members won't be able to stick to its deal to cut back output. January West Texas Intermediate crude fell 86 cents, or 1.7%, to settle at $50.93 a barrel on the New York Mercantile Exchange.

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