Some union employees at King Soopers have voted almost unanimously to authorize a strike. The grocery chain in Colorado is owned by parent company Kroger.

The union workers of Kroger-owned King Soopers grocery stores in the metro Denver, Boulder, Parker and Broomfield bargaining units voted to authorize an unfair labor practice strike, the union announced Thursday night.

Members of the union representing King Soopers workers have voted to authorize an Unfair Labor Practice strike. United Food and Commercial Workers Local 7 said in a release Thursday that vote meetings were held on Wednesday and Thursday for workers in the Metro Denver,

Local 7 said on Thursday that King Soopers employees of Metro Denver, Boulder, Parker and Broomfield voted to approve a strike regarding alleged Unfair Labor Practices.