continued from above:

He kept repeating his assertion that he didn't know anything about Duke, the Klan – even when Tapper twice name-checked them – or white supremacist groups.
.
 "I have to look at the group," he said when asked about organizations denounced by the Anti-Defamation League. 
.
"I don't know what group you are talking about, you wouldn't want me to condemn a group that I know nothing about; I'd have to look. 
.
If you would send me a list of the groups, I will do research on them and certainly I would disavow if I thought there was something wrong."
.
.

Trump never denounced the KKK.

He tried to weasel out by disavowing the KKK, which is a lie.

He installed some in the White House.

.