By: The Associated Press (AP)
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WEATHER TROUBLE: Hot, dry weather in the U.S. and Russia is still threatening wheat crops. Wheat closed up 42.5 cents to settle at $7.5125 per bushel, the highest price since September.

CROP CONCERNS: Blistering heat is causing the quality of crops to deteriorate in the Midwest and parts of Russia and Kazakhstan.

MIXED METALS: Prices for gold and other metals are closing mixed. Gold for August delivery rose $3.50 to end at $1,578.40 an ounce and July silver fell 9.6 cents to $26.942 per ounce.