The opening of a new bridge connecting Canada and the United States that President Donald Trump previously criticized has been delayed at the last minute over "unresolved issues," officials said Thursday.

U.S. & Canada set to open key bridge connecting Ontario and Michigan despite Trump's opposition. Vehicles to start using it on June 15.

Prime Minister Mark Carney said Tuesday the Gordie Howe International Bridge poised to connect Ontario and Michigan will open "at the end of the week."