Elon Musk, CEO of SpaceX and Tesla, attends the Viva Technology conference at the Porte de Versailles exhibition center in Paris on June 16, 2023.Tesla shares fell more than 4% on Thursday after data out of Europe showed a continuing sales slump for the automaker, despite strong demand for fully electric vehicles in the region. Tesla EV registrations in Europe, a proxy for sales, fell by about 23% year-over-year in August, according to data from the European Automobile Manufacturers' Association (ACEA) on T ...