The market is facing many knowns and unknowns. How President Trump’s tariff war will proceed is top among the unknowns, though it cannot be good until it is over. Now the President is threatening 200 percent tariffs on EU wines and liquor if Brussels does not drop its retaliatory duty on whisky. This is going to heat up fast.  And it isn’t just U.S. agriculture feeling the impact. Europe’s FEFAC fears that the EU’s retaliatory tariffs on American grain and oilseeds will increase feed costs. Becoming clearer is the scale of South America’s production. The Rosario Grains Exchange adjusted its estimates for Argentine corn and soybeans lower, but Conab increased its outlook for Brazil’s production. Back...