The fireworks started at 3 AM in the grains market this morning, coinciding with China’s announcement of retaliatory tariffs on U.S. ag products, including soybeans. The soy complex and corn markets promptly crashed, only to rally slightly during the day session.  While the socks to the grains markets were clear this morning, whatever caused the livestock market to rally is cloudier. Cattle futures were down triple-digits this morning but rallied to near-limit gains in the afternoon. Lean hogs, the contract that has done little in 2017 except trend lower, started off with slow, steady gains before it too headed to post triple-digit gains and a serious turnaround on the charts.  Meanwhile, today’s news didn’t se...