PARIS (Reuters) - Two teams of young video gamers from Europe and China will do virtual battle on Sunday - and there's more than $1 million (£783,085.36) at stake. The teams will fight it out in blockbuster online game "League of Legends", in a contest drawing millions of viewers and a growing crowd of sponsors.The game, developed 10 years ago by Los Angeles-based Riot Games, sees teams of players face off in a virtual battle arena with one main goal: destroying their opponents' "Nexus" base...