In its 102nd year,the LA Motor Show takes place from 4 to 13 December. Manufacturers show off their newest prototypes,concept cars and models ready for production. Over 1000 models are on display,including 7 world premieres. drive it! checks out what's new and keeps an eye of the newest alternative drive technologies. Some 50 alternative and hybrid models,including the BMW ActiveHybrid X6 are on display in LA.