With Super Tuesday on the horizon, "Late Show" host Stephen Colbert took one final look at candidate Donald Trump before he surely becomes Republican nominee Donald Trump. However, Trump's refusal to disavow David Duke and the KKK could nullify his one-way ticket to the nomination.
"Trump needs to know before condemning David Duke or the KKK," Colbert said. "It's not like they're Muslim or born in Mexico."
"This is the easiest question to answer in American politics," Colbert added. "When someone asks you, 'Will you disavow the Ku Klux Klan," just say yes and start high-fiving your future cabinet."
Regarding Trump's later blaming the "lousy" earpiece given him for his non-answer, Colbert said, "He blames this one on the earpiece, though I think he should take some responsibility for the mouthpiece, also maybe the hairpiece."
Watch the full segment below: