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Summary Major road trade link between Canada and United States as authorities investigated a bomb threat.
The Detroit to Windsor Tunnel, a major road trade link between Canada and the United States, was closed on Thursday by police investigating an anonymous bomb threat.Detroit-Windsor Tunnel is currently closed to traffic after a non-specific, anonymous bomb threat was received. Find alternate routes, the police service in Windsor, Ontario announced on Twitter.The 1.5-kilometre (0.9-mile) long tunnel that connects downtown Windsor with downtown Detroit has been evacuated and is closed in both directions, according to public broadcaster the Canadian Broadcasting Corporation.Traffic -- normally up to 2,000 cars an hour -- has been re-routed over a nearby bridge, CBC said.Carolyn Brown, vice president of the tunnel operating firm, told CBC that a bomb threat was called into a duty free shop at the Canadian entrance of the tunnel and police are now doing a visual sweep of the roadway.Canadian media noted police appeared to have focused their investigation on a phone booth across the street from the duty free shop, and boat traffic on the Detroit River has also been halted.
