It was certainly Turnaround Tuesday at the CBOT with grains heading lower and cattle seemingly the only market to find support. Funds were active sellers at the open but improving technical conditions limited the amount of follow-through this morning. The Saudi oil minister noted the country could be back to producing at full capacity in 2-3 weeks, which pressured oil futures and generated a general bearish feeling in markets including grains and oilseeds.  Outside the Saudi news, there was little else fresh information to trade on. The Chinese trade delegation will arrive this week for negotiations at the White House, but any outcome from those talks is unclear and far from certain. One positive note is that China purchased (accordin...