FBI Probes Vehicle Explosion at Rainbow Bridge, Closing US-Canadian Border

The FBI is investigating a vehicle explosion that occurred at the Rainbow Bridge on the US-Canadian border, resulting in the deaths of two car occupants. The car had crossed the initial checkpoint and was directed to another area for a secondary search when the explosion occurred. The cause of the explosion is unknown. Authorities are retrieving video footage and coordinating with local, state, and federal law enforcement for the ongoing investigation. The bridge was temporarily closed following the incident.