Duke Ellington was an American jazz musician and composer. Among his best-known short works are “Mood Indigo,” “Solitude,” and “Sophisticated Lady.” He also wrote jazz works of complex orchestration for concert presentation and composed religious music, including three sacred concerts. Ellington toured Europe extensively, appeared in numerous jazz festivals and several films, and made hundreds of recordings. In 1969, he received the Presidential Medal of Freedom. What was his real name? Discuss