Major US stock exchanges opened with losses on Monday to kick off the new week on a lower note. The Dow Jones Industrial Average decreased 66 points, or 0.15%, to 43.210 as of 9.39 a.m. EDT (1339GMT). The S&P 500 fell seven points, or 0.12% to 5,858. The Nasdaq Composite lost 15 points, or 0.8%, to 18.470. The VIX volatility index, referred to as the "fear index," jumped 4.9% to ...