NEW YORK, November 22. /TASS/. Law enforcement officers are searching for a second vehicle suspected of being involved in the explosion on the Rainbow Bridge connecting the United States and Canada in Niagara Falls, Fox News reported.

Earlier, the television channel reported citing sources that two people were killed and a border officer was injured when a vehicle exploded at the Rainbow Bridge border crossing. The two killed people were in the vehicle. It is specified that the border officer suffered minor injuries.

The border crossings near Niagara Falls have been closed after the incident. The FBI is investigating the incident as an attempted terrorist attack among other versions.