Yesterday, 28 November, was Thanksgiving Day in the U.S., a holiday tradition that dates back to the arrival in the New World of a group of settlers seeking to escape religious persecution in England.   Known as the Pilgrims, the group arrived in what is now Massachusetts in 1620.  The Thanksgiving tradition goes back to a feast held by the Pilgrims along with neighboring native Indians in 1621 to celebrate and give thanks for a successful fall harvest.  Even amid the turmoil in 2019, we can find some things for which we can be grateful.   Grain markets and the traders that work them struggle to find things for which to be thankful.  Prices for grain and soybeans are depressed, volatility is limited, and...