WHAT WE KNOW SO FAR:
- An explosion occurred on the Rainbow Bridge connecting the U.S. and Canada at Niagara Falls just before midday on Wednesday
- The vehicle, which burst into flames by a checkpoint, was attempting to come into the US from Canada
- Two people, who were inside the car, have died
- The FBI Terrorism Task Force is investigating
The car was coming into the US, city says
The City of Niagara Falls says the explosion came from a car that was trying to enter the US from Canada.
It comes just days after intelligence reported that there was an increased risk of terror in New York City.
FBI are at the scene of the explosion
In a statement, the field office said: 'The FBI Buffalo Field Office is investigating a vehicle explosion at the Rainbow Bridge, a border crossing between the US and Canada in Niagara Falls.
'The FBI is coordinating with our local, state, and federal law enforcement partners in this investigation.
'As this situation is very fluid, that's all we can say at this time.'
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