The U.S. rail shuttle freight market, at least the BNSF, seems to be softening. If the weakness in shuttle rates stays, it should mean that interior basis levels will start to strengthen. That might shake some post-harvest selling loose.It is Halloween, and there seemed to be plenty to spook all markets today. We had big swings in commodities throughout the session and new record-highs in U.S. financial markets. Here are a few other things to worry about tonight:

The U.S. rail shuttle freight market, at least the BNSF, seems to be softening. The aftermarket has been trading around $4,000 above tariff for the past several months through the harvest period and into December/January. December shuttles have been offered as low as $1,500 with...