 Heading to Wall Street, stocks finished with gains to end the trading week. The Dow was up 67 points yesterday. The S&P 500 added 30, and the Nasdaq got a bump of 164 points. Wendy Gillette, CBS News. Neogas is now Vicksburg's locally owned and operated Cummins generator distributor. They sell, install, and service Cummins generators throughout the Southeast. They also sell propane, tankless water heaters, propane fireplace systems, and infrared heaters. But they do a lot more than that.