Canadian Press: The wildfire that rendered the heart of oilsands country a charred and ashy mess is estimated to be the costliest disaster in Canada, worrying evidence that extreme weather events have increased in frequency and severity, the Insurance Bureau of Canada said Thursday. About $3.58 billion in damage is expected due to the fire in May that swept through Fort McMurray, Alta., nearly twice as much as the January 1998 ice storms that paralyzed eastern Ontario and southern Quebec. That disaster resulted...