Around 500 World of Warcraft workers vote to unionize with the CWA, bringing the number of unionized US gaming employees at Microsoft to around 1,750 (Josh Eidelson/Bloomberg)

Josh Eidelson / Bloomberg:
Around 500 World of Warcraft workers vote to unionize with the CWA, bringing the number of unionized US gaming employees at Microsoft to around 1,750  —  World of Warcraft workers have voted to unionize the popular video-game franchise, expanding organized labor's new foothold at Microsoft Corp. by around 500 employees.