For eight hours of the day, Jonathan Huffman is a typical teenager attending high school in the suburbs of Chicago. But by four o'clock in the afternoon, he usually enters his bedroom, logs onto his computer and assumes his identity as one of the world's most highly ranked competitive video game players.

"I go to school and I'm a normal kid," said Jonathan. "And then when I get home, I just play all day at the highest level."

Washington Post