Soybeans Score New Rally Highs/Grains Languish; Argy/S Brazilian Forecast Arid

** Speculative demand has sparked a sharply higher CBOT trading session in soybeans/soymeal with corn following behind. The wheat and soyoil markets are languishing on spreads with traders talking South American weather and what the coming dryness means for their corn and soybean crops? The Australian Bureau of Meteorology confirmed La Nina’s existence overnight and…