'Forever chemicals' from airport run-off have these Canadians fearing for future generations

The Haskell Free Library and Opera House on the Quebec-Vermont border opened its new Canadian entrance on Wednesday. The new door opens to Stanstead, Que., while the existing door is in Derby Line, Vt. A black line runs across the floor inside the library to indicate the border between Canada and the U.S. The building, which is more than a century old, has long been a symbol of harmony between Canada and the U.S. But the past eight months have been a different story, after the Trump administration ended a long-standing arrangement allowing Canadians to enter from the U.S. side. Now,...