Compiled by Rebecca Sinderbrand, CNN Washington Bureau
* Hillary Clinton tours a factory in Warren, Ohio and attends an economic town hall there. Later, she attends a roundtable discussion in Dayton, Ohio, followed by a campaign rally in Columbus, Ohio.
* Mike Huckabee is in Wisconsin, where he attends rallies and hosts media availabilities in Madison, La Crosse, Rothschild and Green Bay.
* John McCain holds a media availability in Burlington, Vermont, and a rally and media availability in Warwick, Rhode Island.