Tens of thousands of US dockworkers plan to strike next week if there is no breakthrough on contract talks, just a month before November's closely contested presidential election.

There’s less than a week until a dockworker strike could shutter every major container port on the US Atlantic and Gulf coasts, and cargo owners are trying to avoid the fallout.The International Longshoremen’s Association is threating to walk out if a deal isn’t reached before Oct.