Transatlantic container shipping volumes into the U.S. are making a comeback as U.S. retailers look to replenish inventories ahead of possible strike action at U.S. ports. “There is some temptation by customers to bring in goods ahead of the labor contract expiry on Sept. 30,” Hapag-Lloyd CEO Rolf Habben Jansen said in an online news briefing, Reuters reported. Hapag-Lloyd is the world’s fifth-largest container liner. Freight sector analysts are closely following contract talks between cargo worker unions and port managers in case the September deadline is missed and a strike becomes imminent….