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

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 United Food and Commercial Workers Local 7 said union members in metro Denver and Boulder, Colorado, have voted overwhelmingly to authorize a strike against King Soopers. The timing and locations of strikes will be announced publicly before any labor action starts,