On today's edition of Dakota Midday, host Paul Guggenheimer talks with Michael Keller, Dean of the Beacom School of Business at the University of South Dakota about the financial meltdowns of Lehman Brothers and Merrill Lynch and the scary day on Wall St. We were also joined by regional political junkies Dave Kranz, columnist for the Sioux Falls Argus-Leader and Denise Ross of the Hog House Blog.