The fireworks were in the livestock futures markets today as lean hog futures pulled an impressive reversal on big trading volumes. This support spilled over into the cattle markets, though bullishness was more subdued there. Grains and oilseeds traded a steady session ahead of tomorrow’s Grain Stocks and Prospective Plantings reports.  Outside markets are mixed with U.S. equities higher and interest rate products mixed. The Dow and S&P 500 indexes are both lower, with the Dow down 62 points (0.25 percent) and the S&P down 9.9 points (0.38 percent) as of this writing. Notably, the S&P 500 index is sitting just above its 200-day MA and a close above this point could usher in a sharp selloff in equities. Currently, the...