A Starbucks barista strike is expanding to some 5,000 workers at what organizers said was more than 300 stores in 45 states, just as the company's busy holiday stretch begins. Though it still only represents approximately 3% of all U.

A Starbucks barista strike is expanding to about 5,000 workers during the company’s busy holiday season. Workers walked off the job again on Tuesday and closed about 170 stores. Their union is calling for better benefits and immediate pay increases.

As Starbucks workers across the country prepare to strike, one barista explains what brought the union to this point.