Lower volume and minimal price changes were featured during the overnight session, which is using the word feature very loosely. Winter wheat futures were up less than 2 cents, corn was about unchanged, and soybeans were down a penny. CME’s final count of corn open interest (O/I) from Wednesday showed a gain of nearly 9,000 contracts, bringing the increase for the first three days of the week to about 46,000 contracts. Total corn O/I now exceeds 1.7 million contracts, the highest volume in several years. Funds are no doubt on at least part of the short side. The question is if funds are not short covering, who is buying corn futures? The sheer cheapness of corn futures prices may have enticed some buying from index funds, but that is...