 The Ford Fusion Hybrid officially debuted at the Greater Los Angeles Auto Show in November 2008, and was launched to the U.S. market in March 2009, together with the second-generation Honda Insight and the Mercury Milan Hybrid.The Hyundai Elantra LPI Hybrid was unveiled at the 2009 Seoul Motor Show, and sales began in the South Korean domestic market in July 2009.The Elantra LPI (Liquefied Petroleum Injected) is the world's first hybrid vehicle to be powered by an internal combustion engine built to run on liquefied petroleum gas (LPG) as a fuel.