(photo collage) The Rev. Lucius Walker, leader of Pastors for Peace, addresses the press in Havana, Cuba after arriving with the 14th caravan of goods from the U.S. to the Cuban people, July 2004. To his left a line of school buses, destined for Cuba, wait to cross into Mexico that same year. Pastors for Peace has delivered 100s of tons of medical, transport, computer and sports equipment, challenging the U.S. embargo against Cuba.