The campaigns of Marco Rubio and Ted Cruz lashed out at Republican front-runner Donald Trump over the weekend for the billionaire candidate's refusal to denounce an implicit endorsement from former Ku Klux Klan leader David Duke.
Trump was asked Sunday on CNN's "State of the Union" to comment on the support from the former KKK Grand Dragon and other white supremacists after Duke told his radio followers this week that a vote against Trump was equivalent to "treason to your heritage."
18:04 With his presidency off course, Trump confronts the lessons of the health-care debacle18
07:05 SEE IT: Ads praising Republicans for replacing Obamacare aired hours after Trump-backed bill flopped21
22:04 London, Donald Trump, Keystone Pipeline: Your Evening Briefing24
10:07 Obama and Trump haven’t talked since inauguration13