Brazil national under-23 football team competition. The game was marred by numerous fouls and two ejections for Brazil. Argentina won 3–0. In the bronze medal match, Brazil beat Belgium 3–0. Brazil, under coach Mano Menezes, was defeated by Mexico 2–1 in the gold medal match, played on 11 August, after beating Egypt, Belarus and New Zealand in the preliminary round, Honduras in the quarter-finals and South Korea in the semi-finals. Before the Games, they beat Great Britain 2–0 in a friendly game. Brazil finished in the first position in the group stage, ahead of Denmark (won 4–0), Iraq (tied 0–0) and South Africa (tied 0–0).
Russia at the 2012 Summer Olympics the overall medal standings, but was later stripped of 13 medals (4 gold, 8 silver, 1 bronze) for doping violations. Most of these medals were awarded to the team in athletics, wrestling, gymnastics, boxing and weightlifting. Of the twenty-four sports played by the Russian athletes, at least a single Olympic medal was won in sixteen of them. Russian athletes dominated in rhythmic gymnastics and synchronized swimming, where they won gold medals in all the events. Nine Russian athletes won more than a single Olympic medal in London. Russia's team-sport athletes also proved successful at these games, as the men's volleyball