At first, the strike was intentionally limited to minimize the burden on consumers and workers alike, said UFCW Local 7. However, the union also warned that it could expand as the strike continues, as workers in Colorado Springs,

Stores in Colorado Springs, Fort Collins, Greeley and Longmont will hold strike-authorization votes tonight and tomorrow morning.

On Sunday, Safeway and Albertsons workers in several Colorado locations went on strike, and many more stores are expected to strike soon. The union, led by UFCW Local 7, said it has been working for months on contract negotiations before deciding Wednesday to terminate its current contract extension,