the march on washington. . >> free at last, free at last, thank god almighty we are free at last. >> over the weekend thousands walked in the footsteps of those civil rights pioneers. heros from 50 years ago and all this week, we'll be bringing you special coverage right here looking back at the key moments of that week in august 1963 that fortified a movement and changed the course of history. today, the women who shaped civil rights with merrily williams. >> where are the women that need to be acknowledged in this movement for freedom and justice. we must not forget them. and good day.