Senior Fellow Harry Boyte will participate in "A Knock at Midnight: Remembering the Radical Nonviolent Struggle of Dr. King" at 7 p.m. on Thursday, April 3, at Calvary Baptist Church, at 26th Street and Blaisdell Avenue in Minneapolis. Boyte was a field secretary for the Southern Christian Leadership Conference (SCLC), a civil rights organization originally led by Martin Luther King, Jr. The program is part of a remembrance celebration honoring the 40th anniversary of the assassination of King. The event is free and open to the public. For more information call (612) 872-7855.