Speakers mark the 50th anniversary of MLK I Have a Dream Speech in Washington DC

Minister and cicil rights activist Joseph Lowery makes remarks front a wheelchair in front of the Lincoln Memorial, to mark the 50th anniversary of his father, Dr Martin Luther King's, " I Have a Dream " speech, August 24, 2013, in Washington, DC. Civil rights leaders and politicians joined thousands to remember the 1963 March on Washington. UPI/Mike Theiler