Warren Buffett has made it clear he won't be endorsing Kamala Harris or Donald Trump for president.Scott Morgan/ReutersWarren Buffett hasn't endorsed Kamala Harris in her presidential race against Donald Trump.The Berkshire Hathaway CEO campaigned for Hillary Clinton in 2016 and threw fundraisers for Obama.Buffett has said he doesn't want to risk hurting his workers and shareholders by voicing his views.Warren Buffett has not endorsed Kamala Harris or Donald Trump, and made it clear this week he will not publicly back either presidential candidate."Mr.