Salute comedian/actor Eddie Murphy, the latest recipient of the Mark Twain Prize for American Humor. From the Kennedy Center for the Performing Arts in Washington, DC, some of the biggest names in comedy salute the 18th recipient of the humor prize, including Dave Chapelle, Kathy Griffin, Arsenio Hall, Brittany Howard, George Lopez, Sam Moore, Tracy Morgan, Trevor Noah, Joe Piscopo and Chris Rock.