A strike by the NJ-based International Longshoremen's Association would dramatically upend the supply chain for billions of dollars of consumer goods.

A dockworkers' strike is set to shut down ports across much of the US indefinitely, threatening significant trade and economic disruption ahead of the presidential election and the busy holiday shopping season.

A lengthy shutdown could raise prices on goods around the country and potentially cause shortages and price increases at big and small retailers alike.