The world's best young footballers are ready to take center stage.
In the wake of the senior-dominated UEFA European Football Championship, the Olympic soccer tournament is unique; each country brings its U-23 squad, but they are allowed three over-23 inclusions as well.
In spite of that rule, it is the U-23 players who usually make a name for themselves at the Olympics. In 2008, it was a Lionel Messi-led Argentina squad that took home the gold.
This year, another group of precocious young superstars are ready to take the world by storm. Here are the top 15 youngsters to watch for in London.