Photo Gallery: "I Have a Dream" 50th anniversary 7/10

From left, Yani Freeman, 11, Thelma Parks, David Lewis, presiding judge for the Court of Criminal Appeals, and Victoria Edmond, 15, ring a replica of the Liberty Bell during a bell-ringing ceremony to commemorate the 50th anniversary of the the March on Washington and the "I Have a Dream" speech by Dr. Martin Luther King, Jr., at the Oklahoma History Center in Oklahoma City, Wednesday, Aug. 28, 2013. Photo by Nate Billings, The Oklahoman