National Business

SAINT JOHN, N.B. — Alberta Premier Jason Kenney says his government is eliminating more of exemptions to a free-trade agreement between provinces. Kenney announced during a speech to the Canadian Chamber of Commerce in Saint John, N.B.

FOXBOROUGH, Mass.

NEW YORK — Walmart is getting out of the vaping business. The nation's largest retailer said Friday that it will stop selling electronic cigarettes at its namesake stores and Sam's Clubs in the U.S. when it sells out its current inventory.

Thousands of workers in Ontario's auto industry have been temporarily laid off as General Motors' Canadian operations feel the effects of the continuing strike in the U.S. by the United Auto Workers.

FLINT, Mich. — The birthplace of General Motors has been on an economic roller-coaster ride for more than a century as the automaker rose, crashed and retooled for changing markets.

WASHINGTON — The head of the House Intelligence Committee said Friday he has been assured by the CEO of Facebook that the company is working on ways to prevent foreign actors from disrupting next year's elections. Rep.

WASHINGTON — Microsoft said Friday it will offer free security updates through the 2020 election in the United States — and in other interested democratic countries with national elections next year — for federally certified voting systems running on

TORONTO — Canada's main stock index closed at its fourth record high of the week on Friday to defy decreases in the U.S. over renewed trade concerns. The S&P/TSX composite index gained 41.34 points at 16,899.

TORONTO — Some of the most active companies traded Friday on the Toronto Stock Exchange: Toronto Stock Exchange (16,899.69, up 41.34 points.) Roxgold Inc. (TSX:ROXG). Materials. Unchanged at $1.21 on 24.3 million shares. Husky Energy Inc. (TSX:HSE).

CALGARY — University of Calgary researchers focused on nanotechnology say they have developed a cheaper and more environmentally friendly way to create liquefied natural gas.