King Soopers is suing the union representing the workers striking in Colorado, claiming bad-faith negotiating tactics.

Workers at 77 King Soopers stores across the Denver metro area started a strike Thursday after months of negotiations between the union and the company and the expiration of their contract last month.

COLORADO, USA — Beginning at 5 a.m. Thursday, workers at unionized King Soopers stores across the metro area will start a two-week strike, the union said on Monday. Stores throughout Adams ...

Some 10,000 grocery store workers are now on strike in Denver and nearby areas, claiming unfair and illegal negotiating practices by the King Soopers store chain.