Lowe's on Wednesday stood by its full-year forecast, despite reporting quarterly sales that fell just short of Wall Street's expectations. In the company's news release, CEO Marvin Ellison said investments in its stores, technology and customer service has helped the home improvement retailer get through "near-term uncertainty and housing market headwinds." Lowe's said it expects full-year total sales to range from $83.5 billion to$84.5 billion, which on the upper end would be higher than its total revenue ...