Emerson Lane "Bud" Spencer was an American sprinter who won a gold medal in the 4 × 400 m relay at the 1928 Summer Olympics, breaking the world record in the process. A week later he helped to set another world record, at 3:13.4 in the 4 × 440 yard relay in London. Emerson Spencer (United States) set the men's 400 m world record of 47.0 in Palo Alto, USA on May 12, 1928. It stood 3.9 years, until Ben Eastman's 46.4 on March 26, 1932. Wiki link