The mother of Kyle Rittenhouse on Thursday said that she was upset by President Joe Biden calling her son a white supremacist, saying the Democrat defamed the teenager. “When I saw that I was shocked, I was angry,” Wendy Rittenhouse said during an appearance on Fox News. “President Biden don’t know my son whatsoever. He’s not a white supremacist. He’s not a racist.” While running for the presidency last year, Biden shared a video on social media with the caption saying that then-President Donald Trump “refused to disavow white supremacists on the debate stage last night.” The video included a photograph of Rittenhouse in Kenosha, Wisconsin. “He did that for the votes, and I was so angry for a while at him and what he did to my son—he defamed him,” Wendy Rittenhouse said in the new interview. The White House did not immediately respond to a request for comment. …