The newest Great Lakes freighter in the U.S. registered fleet has run aground in the Detroit River off Belle Isle, the U.S. Coast Guard said.The 639-foot self-unloading bulk carrier Mark W. Barker was headed toward Lake St. Clair from Cleveland when it lost propulsion and ran soft aground at 8 a.m.<p><p>https://www.marinelink.com/news/us-newest-great-lakes-freighter-runs-505182</p></p>