Canada wildfire rages near oil sand facilities, extending shutdowns

By Nia Williams CALGARY, Alberta (Reuters) - A massive wildfire raged near Fort McMurray, Alberta on Tuesday and threatened major oil sands production facilities, forcing the evacuation of thousands of workers and prolonging a shutdown that cut Canadian oil output by 1 million barrels a day. The fire jumped a critical firebreak late Monday where plants and trees had been removed to stop its spread, moving north of Fort McMurray into oil sand camp areas. The wildfire was taking a toll on the prov