Jeff and Emery talk over Grandstand and other nighttime entertainment; NBC Radio News Correspondent Bill Zimpfer discusses the reason behind the steep drop in the Dow; Matt Deppe of the Iowa Cattlemen's Association advocates for passage of a trade agreement between the United States, Mexico, and Canada; Russ and Terri talk about providing security in the Grandstand. Click to hear hour two of Need To Know With Jeff Angelo LIVE from the WHO Radio Crystal Studio located at the Iowa State Fair. This is hour two of the 8/14 show.