Trip to Mexico: Ceremony at City Hall, 5:05PM. President John F. Kennedy (center) delivers remarks at a ceremony in honor of his visit to Mexico City. Governor of the Federal District of Mexico, Ernesto P. Uruchurtu, presented President Kennedy with keys to the City of Mexico, a commemorative medal, and a scroll during the ceremony. Pictured at desk (L-R): Foreign Minister of Mexico, Manuel Tello; U.S. State Department interpreter, Donald Barnes; President Kennedy; Mr. Uruchurtu; U.S. Assistant Secretary of State for Inter-American Affairs, Edwin M. Martin. Also pictured: Mexican Ambassador to the United States, Antonio Carrillo Flores, and Chief of Protocol of Mexico, Federico A. Mariscal. All others are unidentified. Salón de Cabildos (Council Room), Antiguo Palacio del Ayuntamiento (Old City Hall), Mexico City, Mexico.