With less than two weeks until Election Day, mayoral candidate Toni Preckwinkle unveiled her closing argument with a new television spot. Cook County Republican Party Chairman Sean Morrison tossed his support behind mayoral candidate Willie Wilson, while 1st Ward aldermanic challenger Daniel La Spata lost another endorsement because of a photo from his bachelor party that City Council Black Caucus Chairman Ald. Roderick Sawyer (6) said was “racist.”