Dear Mr. Fischer: We, the undersigned concerned Kentuckians, share a common interest in changing Washington so we can improve our economy, protect our troops and veterans, and reduce health care costs. Earlier this year, the Kentucky Democratic Party asked all Democratic candidates for the U.S. Senate to sign an Oath of Honorable Campaigning and agree to focus on positive ideas and solutions for Kentucky, not on negative, personal attacks on fellow Democrats. Last year, the Kentucky Democratic Party administered a similar pledge that all of the gubernatorial candidates signed. That pact helped position Democrats or a near sweep of statewide elected offices. Last year