Tesla crash that killed 2 Florida teens probed by NTSB

How to lose over $3 billion overnight? Elon Musk found out the hard way. A Tesla Model X is displayed at the Paris Motor Show in Paris on Sept. 30, 2016. The base model has a 237 mile range and starts at $79,500, according to Tesla. SAN FRANCISCO -- The National Transportation Safety Board said Wednesday that it was sending four investigators to probe a Tesla Model S crash that killed two Florida teens when it hit a concrete wall and burst into flames.