In our news wrap Wednesday, a vehicle exploded on the U.S. side of the border with Canada in Niagara Falls killing two people and disrupting cross-border travel, the U.S. military carried out new air attacks in Iraq targeting an Iranian-backed…

In other news Friday, the Environmental Protection Agency announced new air quality standards to reduce levels of airborne soot. Environmental and health groups said the move would help prevent respiratory illness, strokes and heart attacks. Also, a federal jury convicted…