Nissan's quirky Cube is down but not out LOS ANGELES -- Despite minimal sales, Nissan North America will continue selling its boxy, youth-oriented Cube crossover, the automaker's top U.S. sales executive says. Nissan sold just 198 Cubes in October. "It's a niche product that has found its place in the market," Brian Carolin, Nissan North America's senior vice president for sales and marketing, said in its defense at the Los Angeles Auto Show. "It benefited particularly when gas prices were spiking earlier this year, and we were struggling to get a supply of it. We had |