Twin Ports businesses rely on services to salties

When the Liberian-flagged Cornelia slipped under Duluth’s Lift Bridge on Thursday afternoon, two Marine Heritage tugs were waiting. They would help turn the 574-foot-long saltie and push it to a dock at Lake Superior Warehousing, where line handlers from Guthrie-Hubner waited to secure the vessel.

By: Steve Kuchera, Duluth News Tribune