
OTTAWA —Canada and the U.S. are in detailed security talks to ensure there’s no repeat of trucker blockades led in part by “right-wing extremists” who “wanted to overthrow the government,” says Washington’s envoy to Canada.
Ambassador David L. Cohen said the blockades, particularly at the Windsor-Detroit border in early February, raised “significant concerns” within the Biden administration and among American manufacturers about the reliability of cross-border supply chains.
Cohen strongly condemned the protests and voiced concerns they could happen again. He also said Canada and U.S. government officials are looking at how to eliminate jurisdictional snafus that complicated law enforcement efforts to stop the blockades, along with measures to tackle the disinformation that fuelled the protests in the first place.










At the beginning of the 19th century, Chicago had a problem: the city was only slightly higher in elevation than Lake Michigan, which caused sewage and other runoff to pool at the centre of town, leading to smelly living conditions and numerous disease outbreaks. To solve it, engineers physically raised the city — buildings, streets, sidewalks and all — and installed a citywide sewage system. This is the power of human ingenuity, and it offers a lesson in how we can tackle some of the world’s most intractable problems, such as 


