Sen. Roger Marshall, R-Kan., and Democratic challenger Adam Hamilton repeatedly sought to distance themselves from the most unpopular elements of their respective parties Wednesday night during a contentious Kansas Senate debate.Both candidates battled over President Donald Trump, immigration, the war in Iran and more in a race that could help determine control of the Senate.The debate opened on a personal note, with both candidates pressed over controversies that have fueled attack ads in the closing weeks of the campaign.Marshall was questioned about a New York Times review that found his fo...