Alfre Woodard: The artist and the activist

Alfre Woodard has had a distinguished acting career, spanning five decades, with roles ranging from Winnie Mandela to a part in hit TV series Desperate Housewives. She grew up in Tulsa, Oklahoma, during the civil rights movement of the 1960s, and for much of her career she has been an activist and campaigner, speaking out against race discrimination in the movie business, and lending her support to the Democratic party. Have her art and her activism merged into one?