As Alberta and Ontario sign a memorandum to boost trade, a new report is casting doubt on the economic benefits of falling interprovincial trade barriers; and, criticisms are growing over the lack of warnings for a flash flood that has killed at least 90 people in central Texas.

As Alberta and Ontario sign a memorandum to boost trade, a new report is casting doubt on the economic benefits of falling interprovincial trade barriers; and, criticisms are growing over the lack of warnings for a flash flood that has killed at least 90 people in central Texas.

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CTV National News is Canada's most-watched national news program. Now you can stay up date Monday to Friday with the CTV National News Podcast, delivered nightly. Listen to Canada’s most trusted newscast featuring stories from here and around the world with a perspective that is distinctly Canadian and backed by the #1 news organization in Canada.