Tesla's 0-$20 Billion Speed Even Has Musk Shaking His Head

wochit business
August 29, 2013 AT 1:49 PM
August has been a month of milestones for electric-car maker Tesla Motors. Last week, its Model S sedan was rated the safest car on the road today by the National Highway Traffic Safety Administration. This week, Tesla?s soaring shares ? which have charted a 371 percent gain this year ? pushed the company?s market cap beyond the $20 billion mark.