Numerous events and ceremonies marking the anniversary of Dr. Martin Luther King's birth are being held across Louisville this weekend. Longtime civil rights leader Dr. Otis Moss, Junior will deliver a public speech Sunday evening at St. Matthew's Episcopal Church on North Hubbards Lane. Dr. Moss was a co-pastor with Dr. Martin Luther King, Senior, at Ebenezer Baptist Church in Atlanta, and was a church pastor in Cleveland for 33 years before his retirement in 2008.He currently serves on President Obama's White House Office of Faith-based and Neighborhood Partnerships Advisory Council.Sunday's address begins at 7:00 at St. Matthew's Episcopal Church. It's free and open to the public.