The St. Olaf (Northfield, Minn.) professor who, in a well-read Huffington Post item, recounted tearing down McCain campaign signs has resigned. Per the Northfield News, it appears that Philip Busse was forced out. St. Olaf spokesman David Gonnerman issued the following statement Monday afternoon: "The St. Olaf College administration first learned of Phil Busse's self-admitted theft and destruction of campaign signs on the morning of Oct. 31 as a result of his posting on the Internet. "The St. Olaf administration immediately referred the matter to local law enforcement authorities and commenced an investigation of its own. "Mr. Busse has tendered...