Nominations (Flax, Fubini, McDonald, Pratt), hearings, 88th Congress, 1st session, on Alexander Henry Flax, nominated to be Assistant Secretary of Air Force, Eugene G. Fubini, nominated to be Assistant Secretary of Defense, David Lamar McDonald, nominated to be chief of naval operations in Department of Navy, Edmund T. Pratt, jr., nominated to be Assistant Secretary of Army, Mar. 14 and June 27, 1963.