Woman says George Allen repeatedly used the word "nigger" in college

Are they all wrong?

When George Allen stood right up and said he had never used that word, and that just blew me away,” Waring said. “I thought, ‘Boy, you could, if you had any integrity, you would say yes, I may have made some mistakes in my youth, in my younger years, but, and I'm sorry.’ But to hear him lie about it when I know he is lying."