Grains end higher Friday with chart breakouts leading to technical buying and fund short covering.  The market is trading U.S. and South American weather and crop concerns, but the lower dollar helped.  Can the rally be sustained?  Don Roose, U.S. Commodities, has the answer.  Plus, live cattle...

Weather concerns in South America and the U.S. continue to drive the grain markets.  We get the latest with Eric Snodgrass, Senior Science Fellow, Nutien Ag Solutions.   See omnystudio.com/listener for privacy information.