Tax off, talks on; Gunman’s murderous plot; Abandoned boxcars in Bay of Fundy

With Canada dumping the digital services tax, trade talks are back on with the U.S. David Akin explains how Prime Minister Mark Carney is defending the decision, and how the White House is responding. People in Europe, including our own Redmond Shannon, are feeling extreme heat. He'll tell you how people are trying to stay cool under record-shattering temperatures. Heather Yourex-West reports on the battle in Alberta over gender-affirming care for minors. Seán O'Shea explains why CN Tower workers have been locked out. Plus: tricked, trapped, and killed. Candice Cole reports on a gunman's murderous plot against fire crews in Idaho. And Heidi Petracek reports on a community feeling powerless after a failed tidal power project that's left four huge and heavy boxcars abandoned in the Bay of Fundy.

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