Here is the press release at Tesla's web site http://www.teslamotors.com/about/press/releases/tesla-model-s-achieves-best-safety-rating-any-car-ever-tested
What is the safest sedan in the US? Tesla Model S
20 August 2013
If you are looking for the safest sedan in the US market, the answer is here, Tesla Model S. Model S received the highest safety ratings from National Highway Traffic Safety Administration (NHTSA). Yes, it is even safer than your grand father's Volvo!