Mississippi River levees break, more at risk

"The swollen Mississippi River ran over the top of at least nine more levees on Wednesday as floodwaters swallowed up more U.S. farmland, feeding inflation fears as corn prices soared to a record high."

Corn price jumps to record for 6th day on Midwest floods

"Corn prices climbed further into record territory Thursday after more rain doused the Midwest, leaving flooded corn crops deeper underwater and threatening livestock owners who depend on the grain to feed their herds."