LERONE MARTIN: He's known as the Happy Am I preacher, so he has this kind of charisma, smiling, very happy. My name is Dr. Lerone Martin, and I am the director of the Martin Luther King Jr. Research ...

The parent company of Voice of America, U.S. Agency for Global Media, oversees all non-military, international broadcasting.

Dorothy Thompson saw the rise of Nazi Germany as a foreign correspondent in Berlin. A new series from Radio Diaries tells the ...