In this June 22, 2012 file photo, Tesla workers cheer on the first Tesla Model S cars sold during a rally at the Tesla factory in Fremont, Calif.
In this June 22, 2012 file photo, Tesla workers cheer on the first Tesla Model S cars sold during a rally at the Tesla factory in Fremont, Calif. Paul Sakuma AP
In this June 22, 2012 file photo, Tesla workers cheer on the first Tesla Model S cars sold during a rally at the Tesla factory in Fremont, Calif. Paul Sakuma AP