A jovial President Donald Trump hosted a Black History Month celebration on Wednesday, ad-libbing many remarks that drew online criticism . 'He's Not a Racist. He's My Friend' "Talk about a piece of work, but he could fight, couldn't he, huh?" Trump said . "Mike Tyson, boy, I tell you, Mike has been loyal to me. Whenever they come out, they say, 'Trump's a racist.' You know, it's like a saber. 'Trump's a racist.' Mike Tyson goes, 'He's not a racist. He's my friend.' He's been there from the beginning. Good times and bad. But Mike Tyson's a great guy, and he was so loyal, always been loyal." Trump went on to mention his "great friend," former NFL player Lawrence Taylor, "the greatest defensive player, probably, in the history of football, he's a great friend of mine." Historically Black Colleges and Universities Trump called Assistant Attorney General Harmeet Dhil...