![](https://www.ctvnews.ca/polopoly_fs/1.6825918.1711643319!/httpImage/image.jpg_gen/derivatives/landscape_800/image.jpg)
St. Marys River closed in Sault Ste. Marie after 'marine casualty'
The St. Marys River in the Sault Ste. Marie area is closed to traffic following a 'marine casualty' involving a commercial vessel, the U.S. Coast Guard said in a news release Thursday.