Mezue ahịrịokwu na-esonụ: 2.Na Mee 2014, US
Onye otu otu egwuregwu 4 × 100 mita bụ Tyson Gay natara nkwụsị nke otu afọ maka iji steroid anabolic ma wepụ ya ihe nrite ya mgbe 15 July 2012 mgbe mbụ o jiri ya. N'ọnwa Mee afọ 2015, IOC degaara Kọmitii Olimpik nke Amerịka akwụkwọ ka ha nata ndị otu ha Trell Kimmons, Justin Gatlin, Ryan Bailey, Jeffery Demps na Darvis Patton. Abụọ n'ime ndị otu Gay ndị so ya gbaa ọsọ n'asọmpi ikpeazụ, Kimmons na Bailey, eburula ụzọ kwụsị ọrụ. E kesara ihe nrite ndị ahụ ọzọ, ebe Trinidad na Tobago nwetara ọlaọcha, ebe France nwetara ọla nchara.