Global geopolitical fears sparked a massive risk-off day in markets around the U.S. Traders and policy analysts anticipate further escalation in tensions between the U.S. and Iran after news broke overnight that Iranian General Qassem Soleimani was killed in a U.S. airstrike. Crude oil immediately jumped 4 percent higher while stocks and commodity markets moved lower.  While geopolitical tensions explain the catalyst for the day’s selloff, it was a combination of that and overbought technical conditions/profit taking that created the persistent selling at the CME/CBOT. Moreover, private forecasts that suggest Brazil/Argentina corn/soybean crops will be at/above record highs created a fundamentally bearish mood as well.  Th...