Bill Clinton: 'Thank God' for Martin Luther King Jr.
Former president marks 50th anniversary of March on Washington
POSTED: 03:08 PM CDT Aug 28, 2013
UPDATED: 12:49 PM CST Jan 16, 2015
Former President Bill Clinton encouraged the crowd to "thank God" for Martin Luther King Jr. at a ceremony marking the 50th anniversary of the March on Washington in August 2013.