Dee ihe na-aga n'ihu maka paragraf a - Ọla edo maka 2000 Olympic ụmụ nwoke 4 × 400 mita relay
e nyere ndị otu mba Amerịka bụ Jerome Young, Michael Johnson, Antonio Pettigrew, Angelo Taylor, Alvin Harrison na Calvin Harrison. Na 2004, mgbe Young (onye gbara ọsọ na okpomọkụ) ka amachibidoro site na 1999 ruo 2001, a napụrụ mmadụ isii ahụ ihe nrite ha.