Detail from the front of the CBOT building in Chicago. (Vito Palmisano/iStock/Getty Images)

U.S. grains: Soybeans slide below $11 on demand doubts

U.S. soybean futures fell below $11 a bushel on Monday for the first time since October on uncertainty over whether China will buy as much U.S. supply as Washington expects and as South American crop weather favored large soy harvests that could begin in about a month, analysts said.