Photo Gallery: March on Washington

  • Sybrina Fulton and Tracy Martin, the parents of Trayvon Martin, attend the 50th anniversary of the March on Washington on the National Mall in Washington, D.C., Saturday, August 24, 2013. (Olivier Douliery/Abaca Press/MCT) Olivier Douliery / MCT

  • Rep. John Lewis (D-GA) speaks during the 50th anniversary of the March on Washington and Dr. Martin Luther King, Jr.'s 'I have a Dream' speech at the Lincoln Memorial on August 24, 2013 in Washington, DC. The event included a commemorative march and rally along the historic route followed on August 28, 1963 and is being led by civil rights leader Al Sharpton and Martin Luther King III, King's oldest son. (Photo by Mark Wilson/Getty Images) Mark Wilson / Getty Images

  • Martin Luther King III makes his way back to his seat after delivering a speech in the very spot where his father, Martin Luther King, Jr., delivered his famous "I Have A Dream" speech on the National Mall 50 years ago. Illustrates MARCH (category a) (c) 2013, The Washington Post. Moved: Saturday, Aug. 24, ,2013 (MUST CREDIT: Washington Post photo by Jahi Chikwendiu). CHIKWENDIU / THE WASHINGTON POST

  • From left, Rep. John Lewis, D-Ga., Rev. Al Sharpton, and Martin Luther King, III, start the march towards the Martin Luther King Jr. Memorial after the rally at the Lincoln Memorial, commemorating the 50th anniversary of the 1963 March on Washington Saturday, Aug. 24, 2013. (AP Photo/Jose Luis Magana) Jose Luis Magana / AP

  • Jeff Rittenhouse, of Lancaster, Pennsylvania, who has long been active in the Civil Rights movement, attends the 50th anniversary of the March on Washington in Washington, D.C., Saturday, August 24, 2013. (Andre Chung/MCT) Andre Chung / MCT

  • People gather at Martin Luther King Jr. memorial on August 24, 2103, in Washington, DC, to commemorate the 50th anniversary of The March on Washington. Tens of thousands gathered on August 24 to mark 50 years since the March on Washington, the civil rights watershed where Martin Luther King Jr famously declared: "I have a dream." The March on Washington is best remembered for King's stirring vision of a United States free of inequality and prejudice, telecast live to a nation undergoing a phenomenal decade of soul-searching, crisis and change. AFP Photo/Jewel SamadJEWEL SAMAD/AFP/Getty Images JEWEL SAMAD / AFP/Getty Images

  • Radio host Tom Joyner, left, greets Rep. John Lewis, D-Ga., as he arrives to speak at a rally to commemorate the 50th anniversary of the 1963 March on Washington on the steps of the Lincoln Memorial on Saturday, Aug. 24, 2013, in Washington. (AP Photo/Carolyn Kaster) Carolyn Kaster / AP

  • WASHINGTON, DC - AUGUST 24: People visit the Martin Luther King Jr. Memorial to celebrate the 50th anniversary of the March on Washington and Dr. Martin Luther King, Jr.'s 'I have a Dream' speech on the National Mall on August 24, 2013 in Washington, DC. A commemorative march and a rally along the historic route followed in 1963 is led by civil rights leaders Al Sharpton and Martin Luther King III. (Photo by Pete Marovich/Getty Images) Pete Marovich / Getty Images

  • A man raises his fist in the air while listening to speakers during the 50th anniversary of the March on Washington and Dr. Martin Luther King, Jr.'s 'I have a Dream' speech at the Lincol Memorial on August 24, 2013 in Washington, DC. The event included a commemorative march and rally along the historic route followed on August 28, 1963 and is being led by civil rights leader Al Sharpton and Martin Luther King III, King's oldest son. (Photo by Mark Wilson/Getty Images) Mark Wilson / Getty Images

  • People cross the Kutz Bridge over the Tidal Basin in Washington on Saturday during events to mark the 50th anniversary of the 1963 March on Washington. Illustrates MARCH (category a), by Ashley Halsey III, Carol Morello and DeNeen L. Brown (c) 2013, The Washington Post. Moved Saturday, Aug. 25, 2013. (MUST CREDIT: MUST CREDIT: Washington Post photo by Linda Davidson) Linda Davidson / The Washington Post

  • Attornery General Eric Holder gets a hug from Rep. Frederica Wilson (D-FL) (R) during the 50th anniversary of the March on Washington and Dr. Martin Luther King, Jr.'s 'I have a Dream' speech at the Lincoln Memorial on August 24, 2013 in Washington, DC. The event included a commemorative march and rally along the historic route followed on August 28, 1963 and is being led by civil rights leader Al Sharpton and Martin Luther King III, King's oldest son. (Photo by Mark Wilson/Getty Images) Mark Wilson / Getty Images

  • A man displays a placard at Martin Luther King Jr., memorial on August 24, 2103, in Washington, DC, commemorating the 50th anniversary of The March on Washington. Tens of thousands gathered on August 24 to mark 50 years since the March on Washington, the civil rights watershed where Martin Luther King Jr famously declared: "I have a dream." The March on Washington is best remembered for King's stirring vision of a United States free of inequality and prejudice, telecast live to a nation undergoing a phenomenal decade of soul-searching, crisis and change. AFP Photo/Jewel SamadJEWEL SAMAD/AFP/Getty Images JEWEL SAMAD / AFP/Getty Images

  • Civil rights leader Martin Luther King III, the eldest son of Dr. Martin Luther King Jr., waves to the crowd from the steps of the Lincoln Memorial during a celebration of the 50th anniversary of the March on Washington in Washington, D.C., Saturday, August 24, 2013. (Olivier Douliery/Abaca Press/MCT) Olivier Douliery / MCT

  • People listen to speakers during the 50th anniversary of the March on Washington and Dr. Martin Luther King Jr.'s "I have a Dream" speech at the Lincoln Memorial in Washington, D.C., Saturday, August 24, 2013. (Olivier Douliery/Abaca Press/MCT) Olivier Douliery / MCT

  • Paulette Hobbs, of Linden, New Jersey, listens intently to one of the speakers at the celebration of the 50th anniversary of the March on Washington at the Lincoln Memorial in Washington, D.C., Saturday, August 24, 2013. (Andre Chung/MCT) Andre Chung / MCT

  • People listen to speakers during the 50th anniversary of the March on Washington and Dr. Martin Luther King Jr.'s "I have a Dream" speech at the Lincoln Memorial in Washington, D.C., Saturday, August 24, 2013. (Olivier Douliery/Abaca Press/MCT) Olivier Douliery / MCT

  • Demonstrators march towards the Martin Luther King Junior Memorial during the rally to commemorate the 50th anniversary of the 1963 March on Washington Saturday, Aug. 24, 2013, in Washington. Tens of thousands of people marched to commemorate King's famous "I Have a Dream" speech, pledging that his dream includes equality for gays, Latinos, the poor and the disabled. The event was an homage to a generation of activists that endured fire hoses, police abuse and indignities to demand equality for African Americans. But there was a strong theme of unfinished business. (AP Photo/Jose Luis Magana) Jose Luis Magana / AP

  • Bernice King, daughter of Martin Luther King Jr., leads a prayer as Rev. Al Sharpton, left, Tracy Martin, father of slain teenager Trayvon Martin, third from right and, Jahvaris Fulton, brother of Trayvon Martin, second from right, hold hands and bow their heads at an event to commemorate the 50th anniversary of the 1963 March on Washington at the Lincoln Memorial, Saturday, Aug. 24, 2013, in Washington. (AP Photo/Carolyn Kaster) Carolyn Kaster / AP

  • Participants march down Independence Avenue away from the Lincoln Memorial during the rally to commemorate the 50th anniversary of the 1963 March on Washington Saturday, Aug. 24, 2013, in Washington. Tens of thousands of people marched to the Martin Luther King Jr. Memorial and down the National Mall on Saturday, to commemorate King's famous ""I Have a Dream" speech, made Aug. 28, 1963, during the March on Washington, and pledging that his dream includes equality for gays, Latinos, the poor and the disabled. (AP Photo/Jose Luis Magana) Jose Luis Magana / AP

  • Martin Luther King III, his wife Arndrea King and daughter Yolanda wave from the steps of the Lincoln Memorial in Washington Saturday, Aug. 24, 2013, to the crowd gathered for the 50th anniversary commemoration of the Aug. 28, 1963, March on Washington. (AP Photo/Carolyn Kaster) Carolyn Kaster / AP

  • Participants march down Independence Avenue away from the Lincoln Memorial during the rally to commemorate the 50th anniversary of the 1963 March on Washington Saturday, Aug. 24, 2013, in Washington. Tens of thousands of people marched to the Martin Luther King Jr. Memorial and down the National Mall on Saturday, to commemorate King's famous ""I Have a Dream" speech, made Aug. 28, 1963, during the March on Washington, and pledging that his dream includes equality for gays, Latinos, the poor and the disabled. (AP Photo/Jose Luis Magana) Jose Luis Magana / AP

  • People arrive at the National Mall to celebrate the 50th anniversary of the March on Washington and Dr. Martin Luther King, Jr.'s 'I have a Dream' speech on the National Mall on August 24, 2013 in Washington, DC. A commemorative march and a rally along the historic route followed in 1963 is led by civil rights leaders Al Sharpton and Martin Luther King III. (Photo by Pete Marovich/Getty Images) Pete Marovich / Getty Images

  • Rev. Jesse Jackson gives a thumbs up while attending the 50th anniversary of the March on Washington and Dr. Martin Luther King, Jr.'s 'I have a Dream' speech at the Lincoln Memorial on August 24, 2013 in Washington, DC. The event included a commemorative march and rally along the historic route followed on August 28, 1963 and is being led by civil rights leader Al Sharpton and Martin Luther King III, King's oldest son. (Photo by Mark Wilson/Getty Images) Mark Wilson / Getty Images

  • People hold up banners as they attend the rally to commemorate the 50th anniversary of the 1963 March on Washington at the Lincoln Memorial in Washington, Saturday, Aug. 24, 2013. (AP Photo/Jose Luis Magana) Jose Luis Magana / AP

  • People arrive at the National Mall to celebrate the 50th anniversary of the March on Washington and Dr. Martin Luther King, Jr.'s 'I have a Dream' speech on the National Mall on August 24, 2013 in Washington, DC. A commemorative march and a rally along the historic route followed in 1963 is led by civil rights leaders Al Sharpton and Martin Luther King III. (Photo by Pete Marovich/Getty Images) Pete Marovich / Getty Images

  • People gather for the 50th anniversary of the March on Washington and Dr. Martin Luther King, Jr.'s 'I have a Dream' speech at the Lincoln Memorial on August 24, 2013 in Washington, DC. The event included a commemorative march and rally along the historic route followed on August 28, 1963 and is being led by civil rights leader Al Sharpton and Martin Luther King III, King's oldest son. (Photo by Mark Wilson/Getty Images) Mark Wilson / Getty Images

  • People listen to speakers during the 50th anniversary of the March on Washington and Dr. Martin Luther King Jr.'s "I have a Dream" speech at the Lincoln Memorial in Washington, D.C., Saturday, August 24, 2013. (Olivier Douliery/Abaca Press/MCT) Olivier Douliery / MCT

  • Civil rights leader Martin Luther King III, the eldest son of Dr. Martin Luther King Jr., stands with his family on the steps of the Lincoln Memorial during the celebration of the 50th anniversary of the March on Washington in Washington, D.C., Saturday, August 24, 2013. (Olivier Douliery/Abaca Press/MCT) Olivier Douliery / MCT