In May 1972, the controversial American populist politician, George Wallace, was shot while running for President of the United States. The governor of Alabama had made his name as a supporter of segregation during the civil rights era. Simon Watts talks to his son, George Wallace Junior, author of "Governor George Wallace - The Man You Never Knew"PHOTO: Governor George Wallace, in 1963, rejecting a federal government order to allow black students into the University of Alabama (Hulton Archive/Getty Images)