he globe's worst food crisis in a generation emerged as a blip on the big boards and computer screens of America's great grain exchanges. At first, it seemed like little more than a bout of bad weather.
In Chicago, Minneapolis and Kansas City, traders watched from the pits early last summer as wheat prices spiked amid mediocre harvests in the United States and Europe and signs of prolonged drought in Australia. But within a few weeks, the traders discerned an ominous snowball effect -- one that would eventually bring down a prime minister in Haiti, make more children in Mauritania go to bed hungry, even cause American executives at Sam's Club to restrict sales of large bags of rice.
More:Global Food Crisis
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