Pittsburgh Starbucks workers vote to unionize yahoo.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from yahoo.com Daily Mail and Mail on Sunday newspapers.
Employees at a Starbucks in Grand Forks have also voted to join the Workers United union, which is negotiating to establish the union's first contract with Starbucks.
Another Starbucks store in San Diego County has initiated the process to unionize, joining hundreds of other locations across the country that have joined collective bargaining efforts with the coffee giant over the last two years.