The CBOT opened weaker overnight with fund liquidation continuing, especially in soybeans. March soybean futures fell 26 cents in the first 30 minutes of overnight trade while corn found better initial support but eventually traded lower and filled the open chart gap. The overnight weakness attracted end-user pricing and buying activity, however, and the CBOT firmed through the afternoon. WPI also notes the increase in CBOT soybean margins from $2,750 per contract to $2,950 for March 2021. That may have chased out weak longs and further pressured the soy market.  News has been light this week with some reports delayed due to Monday’s U.S. holiday and all of Washington D.C.’s focus tuned to the new Presidential administrati...