Highlights:<p>* Tesla Model S was going 60 mph, slammed into the back of a fire truck stopped at a red light<p>* car appeared not to brake before impact<p>* driver said that AutoPilot system was switched on and she had been looking at her phone<p>* Elon Musk tweeted it was "super messed up" that the incident is getting public attention, when so many other accidents don't