US wheat benchmark keeps rising on harvest concerns


Chicago wheat futures rose again on Thursday, after climbing in the previous session, as forecasts of freezing temperatures across key U.S. growing areas may threaten crops.

Corn rose on concern about dryness in Argentina, soybeans drifted down.

The Chicago Board of Trade most-active wheat contract Wv1 rose 0.8% to $7.74-3/4 a bushel by 1224...