Obama wins convincing victory in Iowa — chicagotribune.com This is my candidate. This is my choice for leader of the free world. This is the man I would be proud to call President of the United States of America. Yes, it’s ridiculous that a year or more of campaigning in just a few “early primary states,” and one night of essentially backroom kibitzing in little meeting halls all over one Midwestern state puts a stamp of approval on just one person in each party, with dwindling hopes for others unless they do well in a small Eastern state. By the…