Las Vegas; the immigration crisis; Tracy Smith interviews musician Ziggy Marley, who talks about the documentary, "Bob Marley: One Love", about his father, Bob Marley; singer Usher; actresses Leslie Uggams, Tracee Ellis Ross, Issa Rae, and Erika Alexander; Truman Capote's 1966 Black and White Ball; anonymous
Starts: Jane Pauley, Erika Alexander, Margaret Brennan, Luke Burbank, Seth Doane, Steve Hartman, Ziggy Marley, Issa Rae, Mo Rocca