geology http://news.stlpublicradio.org en Obama's Secret Weapon In The South: Small, Dead, But Still Kickin' http://news.stlpublicradio.org/post/obamas-secret-weapon-south-small-dead-still-kickin Look at this map, and notice that deep, deep in the Republican South, there's a thin blue band stretching from the Carolinas through Georgia, Alabama and Mississippi. These are the counties that went for Obama in the last election. A blue crescent in a sea of red.<p>These same counties went mostly blue in 2004 and 2000. Why? Well, the best answer, says marine biologist Craig McClain, may be an old one, going back before the Civil War, before 1776, before Columbus, back more than 100 million years to the days when the Deep South was under water. Wed, 10 Oct 2012 18:54:59 +0000 Robert Krulwich 5237 at http://news.stlpublicradio.org Obama's Secret Weapon In The South: Small, Dead, But Still Kickin'