A car exploded on the bridge between the United States and Canada, near Niagara Falls, UNN reports with reference to the BBC.
The explosion occurred on the eve of Thanksgiving in the United States, a time when most Americans travel to celebrate the holiday with their families.
The cause of the explosion is still unknown.
According to local authorities, the explosion occurred in a car that was traveling toward the United States.
Emergency services are working at the scene.
Currently, traffic on the bridge is blocked, and three other border crossings between the US and Canada have also stopped working.
Add
Fox News and CNN sources say that there were two people in the car, both of whom died. A border guard was injured. Fox News also reports that the explosion is being investigated as an attempted terrorist attack.
The FBI is coordinating the investigation with local and federal law enforcement agencies. New York State Governor Kathy Hawk is informed of the explosion and is "closely monitoring the situation," Voice of America reports.