Overnight trading activity was active for soybeans but rather light for the grains. Drifting is a good word to describe Wednesday's day session, and that is what prices did with a bias toward lower for corn and soybeans. General Comments Overnight trading activity was active for soybeans but rather light for the grains. Tuesday's close for July soybeans fell below long-term support at $9.50, generating some technical selling that added to trading volume overnight. Although corn and wheat futures prices also closed lower Tuesday, there was nothing to energize those markets overnight, and they simply drifted a little lower.Drifting is also a good word to describe Wednesday's day session, and that is what prices did with a bias toward lower...