Corn Heads for Biggest Weekly Gain in Seven Months on Import Speculation

Corn rose in Chicago, heading for the biggest weekly gain in more than seven months, on speculation declines in the past two weeks may have increased demand from importers. Wheat and soybeans climbed. Export sales of corn from the U.S., the world's largest producer and shipper, more than doubled to 1.15 million metric tons in the week to May 12 from the previous week, the Department of

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