Samuel Joseph Wurzelbacher, better known as "Joe the Plumber," has formed a congressional campaign committee and filed a statement of candicacy, according to the Federal Election Commission's website. The filing for "Joe for Congress 2012" was just submitted on Friday, and the scanned file does not yet appear on the FEC's site, and went without notice, to my knowledge, until a couple of hours ago. The statement of candidacy isn't online yet, but it lists Wurzelbacher in Ohio's Ninth District, which has been held by Democrat Marcia Kaptur since 1983. Wurzelbacher floated the idea he might challenge Kaptur in 2010,...