Alan Keyes said it would be an uphill climb when he agreed this month to be the emergency candidate for Illinois Republicans in the U.S. Senate race, but he may not have realized just how steep the ascent will have to be. The nation's first Senate contest featuring two major party African-American candidates is beginning in lopsided fashion, with nearly two-thirds of voters indicating support for Democrat Barack Obama and less than one-quarter backing Keyes, according to a new Tribune/WGN-TV poll. The poll suggests that Keyes' candidacy could hurt other Republicans in local and legislative races. Nearly three in ten...