Preliminary Report Issued for Investigation of Fatal, Mountain View, California, Tesla Crash
The NTSB released its preliminary investigation report concerning the fatal Tesla crash that occurred on March 23, 2018 in Mountain View, California today. The agency does note that the report is subject to change.
During their investigation and with data provided by the Model X involved in the crash, while in Autopilot mode the vehicle sped up to 70.8 miles-per-hour three seconds before the impact with a previously damaged crash attenuator.
https://www.ntsb.gov/news/press-releases/Pages/nr20180607.aspx
NTSB preliminary report describes events of Tesla Model X crash – Autoblog
https://www.autoblog.com/2018/06/07/ntsb-report-tesla-model-x-crash/
Tesla involved in fatal crash sped up before hitting road barrier