Corn price action is up 1 to 3 cents so far on Thursday morning. Futures got some spillover strength from gains in wheat and recent weakness in the US dollar index, as contracts closed with 1 ¼ to 3 ½ cent gains across the board. Preliminary open interest was up 20,796 contracts, suggesting new buying interest. The CmdtyView national average Cash Corn price was up 3 3/4 cents at $3.94 1/2. EIA data from Wednesday morning showed ethanol production slipping 5,000 barrels per day to 1.114 million bpd in the ...