The Mark Twain Prize for American Humor event at the Kennedy Center comes after President Donald Trump removed the Kennedy Center's leadership in February.

As he presented the Mark Twain Prize to Conan O’Brien at the end of a ceremony at the Kennedy Center this evening, David Letterman said to the audience, “I’m not a historian, but I believe that history will show,

The star-studded Mark Twain Prize for American Humor ceremony was the most notable event at the Washington arts center since the president installed himself as its chairman.