Members of the Teamsters union have authorized a strike against Costco on February 1 unless they reach a deal with the warehouse retailer before the current contract expires 31.

Costco Teamsters authorized a nationwide strike against the national retailer over its contract for 18,000 workers.

Workers at America's largest wholesale retailer may soon go on strike as the corporation has seen profits skyrocket in recent years, union officials said. Costco workers nationwide voted by an overwhelming 85-percent margin to authorize a strike,