A car explosion on the American side of the Rainbow Bridge border crossing in Niagara Falls left two people dead on Wednesday and put authorities in both countries on high alert. Here are five facts about border crossings in the region:
Terrorism ruled out of fatal crash at US-Canada border rte.ie - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from rte.ie Daily Mail and Mail on Sunday newspapers.
Federal and state authorities say investigators had found no evidence of an act of terror, though circumstances surrounding the crash on the Rainbow Bridge remain murky