Britain's Prince Charles Tours the MLK Memorial in Washington, DC

Britain's Prince Charles and civil rights leader Jesse Jackson (L) greet well-wishers during a visit to the Martin Luther King Memorial Jr. Memorial on March 18, 2015 in Washington, DC. Prince Charles (C) and his wife Camilla, Duchess of Cornwall, are on a four-day trip to the United States. Pool Photo by Mandel Ngan/UPI