Markets were firm overnight with soybean futures trading as much as 10-11 cents higher. There was then more follow-through buying in the corn market today as short traders covered some of those positions ahead of the long weekend. General Comments Markets were firm overnight with soybean futures trading as much as 10-11 cents higher. Trading was higher today as well, although gains were cut short when Informa released big corn and soybean yield estimates. This was also a holiday session (although volume was average) due to the long Labor Day weekend in the U.S. Markets will not resume trading until 8 p.m. (EDT) Monday.Funds are still holding big short positions in corn and wheat, and most analysts expect the size of those positions increa...