The rally in ag commodities faltered somewhat today as lower cash soymeal prices and a warming trend in the Black Sea pressured the soy complex and wheat markets, respectively. Corn managed to work its way higher in modest trade ahead of Thursday’s USDA report.  Presently, U.S. stock indexes are flat with the Dow up 2.74 points and the S&P 500 up 4.99. The CBOE VIX is down 39 points while the U.S. Dollar Index is down a similar amount at 89.603. COMEX gold is up $16/ounce as investors seek refuge from the recent stock market volatility. WTI crude oil is flat while Brent is up 20 cents/barrel.  Corn May corn finished a penny higher as improving ethanol margins (with futures over $1.50 on the back of higher energy compl...