League of Legends isn't only the biggest competitive video game in the world, it's now closing in on having one of the biggest sporting events in the world. The game's creator, Riot Games, recently announced its North American competition, the League Championship Series, is the third-most popular professional sports league in the United States among 18- to 34-year-olds based on live average minute audience.
Average minute audience (AMA), provided by Nielsen, calculates the average amount of people watching at any given time during a broadcast. LCS, which holds its regular-season games at a reconfigured television studio in Los Angeles and finals in arenas around North America,
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