In honor of Dr. Martin Luther King Jr.’s birthday, we remember and celebrate the women who walked beside him in order to make our world a better place. Check out more of our MLK Memorial coverage here

ATLANTA — Saying the shooting in Arizona that killed six and seriously wounded Congresswoman Gabrielle Giffords underscores the need for the Rev. Martin Luther King Jr.’s message, the civil rights leader’s son was expected to address a crowd gathered Monday to mark the 25th anniversary of the federal holiday for his father.