ATLANTA (AP) - The daughter of the Rev. Martin Luther King Jr., Bernice King, says much work is needed to achieve the aspirations of her father.
The nation remembered and reflected on King's legacy with marches, celebrations and community projects.
In Washington, President Barack Obama and his family helped at a kitchen that distributes meals to shelters in the nation's capital. Vice President Joe Biden spoke at a breakfast event and criticized attacks on voting rights in dozens of states and cities.
At a rally in Columbia, S.C., North Carolina NAACP President William Barber went over a list of ways that Republican leaders in Congress and Southern governor's offices have treated Americans badly.
Singer-activist Harry Belafonte, a King contemporary and supporter, told a symposium at the University of Michigan that the nation seems to have lost its "moral compass."
Dr. King was born Jan. 15, 1929, and the federal holiday is the third Monday in January.