CORNWALL, ONT. -- Cornwall police are trying to solve the mystery of an abandoned vessel found floating in the St. Lawrence River.

Police received a report Wednesday afternoon of the vessel floating in the area of the Three Nations Bridge.

Cornwall Police and the Akwesasne Mohawk Police Service are assisting in a multi-agency investigation, involving a search of the water along the St. Lawrence.

The Three Nations Bridge is the border crossing on the Canada-U.S. border. 

Anyone with information is asked to contact Cornwall police at 613-932-2110.