CBOT corn outlook: Seen extending losses on profit-taking

U.S. corn futures are poised to extend losses early Wednesday after dropping by the daily limit Tuesday on profit-taking sparked by concerns about political upheaval in North Africa. Traders predict corn for May delivery, the most-active contract, will start 10 to 15 cents a bushel lower at the Chicago Board of Trade. In overnight electronic trading, the contract tumbled 15 1/2 cents, or 2.2%,

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