On July 2, 1966 Frank Howard, Don Lock and Ken McMullen hit consecutive home runs with two outs in the 6th inning, and Mike McCormick pitches a complete game, as Washington defeats a winless Whitey Ford and the Yankees, 10 – 4. McCormick gives up five hits including a Mickey Mantle homer, his 14th, in the 9th.

 

Source:

Baseball Reference July 2