In the final, the USA had individual 400m bronze medalist DeeDee Trotter lead off. From the gun she put distance on the rest of the field. While the display clock read for her split, it was more like , handing the baton to Allyson Felix several meters ahead. With the miscalculation Felix ran close to a split, reported as , then Francena McCorory () and individual gold medalist Sanya Richards-Ross () continued to extend the lead. It was almost 3 and a half seconds at the finish. Russia was clearly second ahead of Jamaica and Ukraine, those teams remaining in the same positions from the first handoff.  
Five athletes tested positive for the stimulant bromantan and were disqualified by the IOC, but later reinstated after an appeal to the Court of Arbitration for Sport: swimmers Andrey Korneyev and Nina Zhivanevskaya , Greco-Roman wrestler Zafar Guliyev and sprinter Marina Trandenkova , all from Russia, and the Lithuanian track cyclist Rita Razmaitė . Dr. Vitaly Slionssarenko, physician to the Lithuanian cycling team and team coach Boris Vasilyev were expelled from the games.    The CAS overturned the IOC decision, because bromantan had only recently been added to the prohibited list,  and the athletes and officials were reprimanded.    The Russians had argued that bromantans wasn't a stimulant and thus not banned.  
I’m in Bangkok and surprised about how many people are having difficulty getting gear. I should start my own business just buying from these guys and selling to you!. If you’re coming here and want to know where you can get the stuff I’ll give you the details. He is very legit and I’ve seen some serious competition bodybuilders who buy from him. Also they sell a brand that is trustable in Thailand. It’s not what I do a for a living but I’d be glad to help as long as I’m not inundated with emails 🙂 I found at least 2 pharamcies that sell testorone which seems very common at pharamcies in certain areas.